64344800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1$

素因数の和:325

約数の個数: 144

約数和(自身を含む): 177176160

約数和(自身を除く): 112831360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 25, 26, 32, 40, 46, 50, 52, 65, 80, 92, 100, 104, 115, 130, 160, 184, 200, 208, 230, 260, 269, 299, 325, 368, 400, 416, 460, 520, 538, 575, 598, 650, 736, 800, 920, 1040, 1076, 1150, 1196, 1300, 1345, 1495, 1840, 2080, 2152, 2300, 2392, 2600, 2690, 2990, 3497, 3680, 4304, 4600, 4784, 5200, 5380, 5980, 6187, 6725, 6994, 7475, 8608, 9200, 9568, 10400, 10760, 11960, 12374, 13450, 13988, 14950, 17485, 18400, 21520, 23920, 24748, 26900, 27976, 29900, 30935, 34970, 43040, 47840, 49496, 53800, 55952, 59800, 61870, 69940, 80431, 87425, 98992, 107600, 111904, 119600, 123740, 139880, 154675, 160862, 174850, 197984, 215200, 239200, 247480, 279760, 309350, 321724, 349700, 402155, 494960, 559520, 618700, 643448, 699400, 804310, 989920, 1237400, 1286896, 1398800, 1608620, 2010775, 2474800, 2573792, 2797600, 3217240, 4021550, 4949600, 6434480, 8043100, 12868960, 16086200, 32172400, 64344800]

約数ペア:

[(1, 64344800), (2, 32172400), (4, 16086200), (5, 12868960), (8, 8043100), (10, 6434480), (13, 4949600), (16, 4021550), (20, 3217240), (23, 2797600), (25, 2573792), (26, 2474800), (32, 2010775), (40, 1608620), (46, 1398800), (50, 1286896), (52, 1237400), (65, 989920), (80, 804310), (92, 699400), (100, 643448), (104, 618700), (115, 559520), (130, 494960), (160, 402155), (184, 349700), (200, 321724), (208, 309350), (230, 279760), (260, 247480), (269, 239200), (299, 215200), (325, 197984), (368, 174850), (400, 160862), (416, 154675), (460, 139880), (520, 123740), (538, 119600), (575, 111904), (598, 107600), (650, 98992), (736, 87425), (800, 80431), (920, 69940), (1040, 61870), (1076, 59800), (1150, 55952), (1196, 53800), (1300, 49496), (1345, 47840), (1495, 43040), (1840, 34970), (2080, 30935), (2152, 29900), (2300, 27976), (2392, 26900), (2600, 24748), (2690, 23920), (2990, 21520), (3497, 18400), (3680, 17485), (4304, 14950), (4600, 13988), (4784, 13450), (5200, 12374), (5380, 11960), (5980, 10760), (6187, 10400), (6725, 9568), (6994, 9200), (7475, 8608)]