64738960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5659}}^1$

素因数の和:5696

約数の個数: 80

約数和(自身を含む): 176863680

約数和(自身を除く): 112124720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5659, 5720, 11318, 11440, 22636, 28295, 45272, 56590, 62249, 73567, 90544, 113180, 124498, 147134, 226360, 248996, 294268, 311245, 367835, 452720, 497992, 588536, 622490, 735670, 809237, 995984, 1177072, 1244980, 1471340, 1618474, 2489960, 2942680, 3236948, 4046185, 4979920, 5885360, 6473896, 8092370, 12947792, 16184740, 32369480, 64738960]

約数ペア:

[(1, 64738960), (2, 32369480), (4, 16184740), (5, 12947792), (8, 8092370), (10, 6473896), (11, 5885360), (13, 4979920), (16, 4046185), (20, 3236948), (22, 2942680), (26, 2489960), (40, 1618474), (44, 1471340), (52, 1244980), (55, 1177072), (65, 995984), (80, 809237), (88, 735670), (104, 622490), (110, 588536), (130, 497992), (143, 452720), (176, 367835), (208, 311245), (220, 294268), (260, 248996), (286, 226360), (440, 147134), (520, 124498), (572, 113180), (715, 90544), (880, 73567), (1040, 62249), (1144, 56590), (1430, 45272), (2288, 28295), (2860, 22636), (5659, 11440), (5720, 11318)]