207296000

素因数分解:

$2^9\times 5^3\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:153

約数の個数: 160

約数和(自身を含む): 536215680

約数和(自身を除く): 328919680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 79, 80, 82, 100, 125, 128, 158, 160, 164, 200, 205, 250, 256, 316, 320, 328, 395, 400, 410, 500, 512, 632, 640, 656, 790, 800, 820, 1000, 1025, 1264, 1280, 1312, 1580, 1600, 1640, 1975, 2000, 2050, 2528, 2560, 2624, 3160, 3200, 3239, 3280, 3950, 4000, 4100, 5056, 5125, 5248, 6320, 6400, 6478, 6560, 7900, 8000, 8200, 9875, 10112, 10250, 10496, 12640, 12800, 12956, 13120, 15800, 16000, 16195, 16400, 19750, 20224, 20500, 20992, 25280, 25912, 26240, 31600, 32000, 32390, 32800, 39500, 40448, 41000, 50560, 51824, 52480, 63200, 64000, 64780, 65600, 79000, 80975, 82000, 101120, 103648, 104960, 126400, 129560, 131200, 158000, 161950, 164000, 202240, 207296, 252800, 259120, 262400, 316000, 323900, 328000, 404875, 414592, 505600, 518240, 524800, 632000, 647800, 656000, 809750, 829184, 1011200, 1036480, 1264000, 1295600, 1312000, 1619500, 1658368, 2072960, 2528000, 2591200, 2624000, 3239000, 4145920, 5056000, 5182400, 6478000, 8291840, 10364800, 12956000, 20729600, 25912000, 41459200, 51824000, 103648000, 207296000]

約数ペア:

[(1, 207296000), (2, 103648000), (4, 51824000), (5, 41459200), (8, 25912000), (10, 20729600), (16, 12956000), (20, 10364800), (25, 8291840), (32, 6478000), (40, 5182400), (41, 5056000), (50, 4145920), (64, 3239000), (79, 2624000), (80, 2591200), (82, 2528000), (100, 2072960), (125, 1658368), (128, 1619500), (158, 1312000), (160, 1295600), (164, 1264000), (200, 1036480), (205, 1011200), (250, 829184), (256, 809750), (316, 656000), (320, 647800), (328, 632000), (395, 524800), (400, 518240), (410, 505600), (500, 414592), (512, 404875), (632, 328000), (640, 323900), (656, 316000), (790, 262400), (800, 259120), (820, 252800), (1000, 207296), (1025, 202240), (1264, 164000), (1280, 161950), (1312, 158000), (1580, 131200), (1600, 129560), (1640, 126400), (1975, 104960), (2000, 103648), (2050, 101120), (2528, 82000), (2560, 80975), (2624, 79000), (3160, 65600), (3200, 64780), (3239, 64000), (3280, 63200), (3950, 52480), (4000, 51824), (4100, 50560), (5056, 41000), (5125, 40448), (5248, 39500), (6320, 32800), (6400, 32390), (6478, 32000), (6560, 31600), (7900, 26240), (8000, 25912), (8200, 25280), (9875, 20992), (10112, 20500), (10250, 20224), (10496, 19750), (12640, 16400), (12800, 16195), (12956, 16000), (13120, 15800)]