1225953040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{90677}}^1$

素因数の和:90716

約数の個数: 60

約数和(自身を含む): 3086497764

約数和(自身を除く): 1860544724

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2704, 3380, 6760, 13520, 90677, 181354, 362708, 453385, 725416, 906770, 1178801, 1450832, 1813540, 2357602, 3627080, 4715204, 5894005, 7254160, 9430408, 11788010, 15324413, 18860816, 23576020, 30648826, 47152040, 61297652, 76622065, 94304080, 122595304, 153244130, 245190608, 306488260, 612976520, 1225953040]

約数ペア:

[(1, 1225953040), (2, 612976520), (4, 306488260), (5, 245190608), (8, 153244130), (10, 122595304), (13, 94304080), (16, 76622065), (20, 61297652), (26, 47152040), (40, 30648826), (52, 23576020), (65, 18860816), (80, 15324413), (104, 11788010), (130, 9430408), (169, 7254160), (208, 5894005), (260, 4715204), (338, 3627080), (520, 2357602), (676, 1813540), (845, 1450832), (1040, 1178801), (1352, 906770), (1690, 725416), (2704, 453385), (3380, 362708), (6760, 181354), (13520, 90677)]