28849600

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:127

約数の個数: 168

約数和(自身を含む): 81574640

約数和(自身を除く): 52725040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 32, 38, 40, 50, 52, 64, 65, 73, 76, 80, 95, 100, 104, 130, 146, 152, 160, 190, 200, 208, 247, 260, 292, 304, 320, 325, 365, 380, 400, 416, 475, 494, 520, 584, 608, 650, 730, 760, 800, 832, 949, 950, 988, 1040, 1168, 1216, 1235, 1300, 1387, 1460, 1520, 1600, 1825, 1898, 1900, 1976, 2080, 2336, 2470, 2600, 2774, 2920, 3040, 3650, 3796, 3800, 3952, 4160, 4672, 4745, 4940, 5200, 5548, 5840, 6080, 6175, 6935, 7300, 7592, 7600, 7904, 9490, 9880, 10400, 11096, 11680, 12350, 13870, 14600, 15184, 15200, 15808, 18031, 18980, 19760, 20800, 22192, 23360, 23725, 24700, 27740, 29200, 30368, 30400, 34675, 36062, 37960, 39520, 44384, 47450, 49400, 55480, 58400, 60736, 69350, 72124, 75920, 79040, 88768, 90155, 94900, 98800, 110960, 116800, 138700, 144248, 151840, 180310, 189800, 197600, 221920, 277400, 288496, 303680, 360620, 379600, 395200, 443840, 450775, 554800, 576992, 721240, 759200, 901550, 1109600, 1153984, 1442480, 1518400, 1803100, 2219200, 2884960, 3606200, 5769920, 7212400, 14424800, 28849600]

約数ペア:

[(1, 28849600), (2, 14424800), (4, 7212400), (5, 5769920), (8, 3606200), (10, 2884960), (13, 2219200), (16, 1803100), (19, 1518400), (20, 1442480), (25, 1153984), (26, 1109600), (32, 901550), (38, 759200), (40, 721240), (50, 576992), (52, 554800), (64, 450775), (65, 443840), (73, 395200), (76, 379600), (80, 360620), (95, 303680), (100, 288496), (104, 277400), (130, 221920), (146, 197600), (152, 189800), (160, 180310), (190, 151840), (200, 144248), (208, 138700), (247, 116800), (260, 110960), (292, 98800), (304, 94900), (320, 90155), (325, 88768), (365, 79040), (380, 75920), (400, 72124), (416, 69350), (475, 60736), (494, 58400), (520, 55480), (584, 49400), (608, 47450), (650, 44384), (730, 39520), (760, 37960), (800, 36062), (832, 34675), (949, 30400), (950, 30368), (988, 29200), (1040, 27740), (1168, 24700), (1216, 23725), (1235, 23360), (1300, 22192), (1387, 20800), (1460, 19760), (1520, 18980), (1600, 18031), (1825, 15808), (1898, 15200), (1900, 15184), (1976, 14600), (2080, 13870), (2336, 12350), (2470, 11680), (2600, 11096), (2774, 10400), (2920, 9880), (3040, 9490), (3650, 7904), (3796, 7600), (3800, 7592), (3952, 7300), (4160, 6935), (4672, 6175), (4745, 6080), (4940, 5840), (5200, 5548)]