128940736000

素因数分解:

$2^9\times 5^3\times {\mathrm{41}}^1\times {\mathrm{49139}}^1$

素因数の和:49213

約数の個数: 160

約数和(自身を含む): 329370481440

約数和(自身を除く): 200429745440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 80, 82, 100, 125, 128, 160, 164, 200, 205, 250, 256, 320, 328, 400, 410, 500, 512, 640, 656, 800, 820, 1000, 1025, 1280, 1312, 1600, 1640, 2000, 2050, 2560, 2624, 3200, 3280, 4000, 4100, 5125, 5248, 6400, 6560, 8000, 8200, 10250, 10496, 12800, 13120, 16000, 16400, 20500, 20992, 26240, 32000, 32800, 41000, 49139, 52480, 64000, 65600, 82000, 98278, 104960, 131200, 164000, 196556, 245695, 262400, 328000, 393112, 491390, 524800, 656000, 786224, 982780, 1228475, 1312000, 1572448, 1965560, 2014699, 2456950, 2624000, 3144896, 3931120, 4029398, 4913900, 6142375, 6289792, 7862240, 8058796, 9827800, 10073495, 12284750, 12579584, 15724480, 16117592, 19655600, 20146990, 24569500, 25159168, 31448960, 32235184, 39311200, 40293980, 49139000, 50367475, 62897920, 64470368, 78622400, 80587960, 98278000, 100734950, 125795840, 128940736, 157244800, 161175920, 196556000, 201469900, 251837375, 257881472, 314489600, 322351840, 393112000, 402939800, 503674750, 515762944, 628979200, 644703680, 786224000, 805879600, 1007349500, 1031525888, 1289407360, 1572448000, 1611759200, 2014699000, 2578814720, 3144896000, 3223518400, 4029398000, 5157629440, 6447036800, 8058796000, 12894073600, 16117592000, 25788147200, 32235184000, 64470368000, 128940736000]

約数ペア:

[(1, 128940736000), (2, 64470368000), (4, 32235184000), (5, 25788147200), (8, 16117592000), (10, 12894073600), (16, 8058796000), (20, 6447036800), (25, 5157629440), (32, 4029398000), (40, 3223518400), (41, 3144896000), (50, 2578814720), (64, 2014699000), (80, 1611759200), (82, 1572448000), (100, 1289407360), (125, 1031525888), (128, 1007349500), (160, 805879600), (164, 786224000), (200, 644703680), (205, 628979200), (250, 515762944), (256, 503674750), (320, 402939800), (328, 393112000), (400, 322351840), (410, 314489600), (500, 257881472), (512, 251837375), (640, 201469900), (656, 196556000), (800, 161175920), (820, 157244800), (1000, 128940736), (1025, 125795840), (1280, 100734950), (1312, 98278000), (1600, 80587960), (1640, 78622400), (2000, 64470368), (2050, 62897920), (2560, 50367475), (2624, 49139000), (3200, 40293980), (3280, 39311200), (4000, 32235184), (4100, 31448960), (5125, 25159168), (5248, 24569500), (6400, 20146990), (6560, 19655600), (8000, 16117592), (8200, 15724480), (10250, 12579584), (10496, 12284750), (12800, 10073495), (13120, 9827800), (16000, 8058796), (16400, 7862240), (20500, 6289792), (20992, 6142375), (26240, 4913900), (32000, 4029398), (32800, 3931120), (41000, 3144896), (49139, 2624000), (52480, 2456950), (64000, 2014699), (65600, 1965560), (82000, 1572448), (98278, 1312000), (104960, 1228475), (131200, 982780), (164000, 786224), (196556, 656000), (245695, 524800), (262400, 491390), (328000, 393112)]