51081420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1523}}^1$

素因数の和:1591

約数の個数: 96

約数和(自身を含む): 157715712

約数和(自身を除く): 106634292

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 43, 52, 60, 65, 78, 86, 129, 130, 156, 172, 195, 215, 258, 260, 390, 430, 516, 559, 645, 780, 860, 1118, 1290, 1523, 1677, 2236, 2580, 2795, 3046, 3354, 4569, 5590, 6092, 6708, 7615, 8385, 9138, 11180, 15230, 16770, 18276, 19799, 22845, 30460, 33540, 39598, 45690, 59397, 65489, 79196, 91380, 98995, 118794, 130978, 196467, 197990, 237588, 261956, 296985, 327445, 392934, 395980, 593970, 654890, 785868, 851357, 982335, 1187940, 1309780, 1702714, 1964670, 2554071, 3405428, 3929340, 4256785, 5108142, 8513570, 10216284, 12770355, 17027140, 25540710, 51081420]

約数ペア:

[(1, 51081420), (2, 25540710), (3, 17027140), (4, 12770355), (5, 10216284), (6, 8513570), (10, 5108142), (12, 4256785), (13, 3929340), (15, 3405428), (20, 2554071), (26, 1964670), (30, 1702714), (39, 1309780), (43, 1187940), (52, 982335), (60, 851357), (65, 785868), (78, 654890), (86, 593970), (129, 395980), (130, 392934), (156, 327445), (172, 296985), (195, 261956), (215, 237588), (258, 197990), (260, 196467), (390, 130978), (430, 118794), (516, 98995), (559, 91380), (645, 79196), (780, 65489), (860, 59397), (1118, 45690), (1290, 39598), (1523, 33540), (1677, 30460), (2236, 22845), (2580, 19799), (2795, 18276), (3046, 16770), (3354, 15230), (4569, 11180), (5590, 9138), (6092, 8385), (6708, 7615)]