86499920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2683}}^1$

素因数の和:2740

約数の個数: 80

約数和(自身を含む): 223652352

約数和(自身を除く): 137152432

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 2683, 3224, 4030, 5366, 6448, 8060, 10732, 13415, 16120, 21464, 26830, 32240, 34879, 42928, 53660, 69758, 83173, 107320, 139516, 166346, 174395, 214640, 279032, 332692, 348790, 415865, 558064, 665384, 697580, 831730, 1081249, 1330768, 1395160, 1663460, 2162498, 2790320, 3326920, 4324996, 5406245, 6653840, 8649992, 10812490, 17299984, 21624980, 43249960, 86499920]

約数ペア:

[(1, 86499920), (2, 43249960), (4, 21624980), (5, 17299984), (8, 10812490), (10, 8649992), (13, 6653840), (16, 5406245), (20, 4324996), (26, 3326920), (31, 2790320), (40, 2162498), (52, 1663460), (62, 1395160), (65, 1330768), (80, 1081249), (104, 831730), (124, 697580), (130, 665384), (155, 558064), (208, 415865), (248, 348790), (260, 332692), (310, 279032), (403, 214640), (496, 174395), (520, 166346), (620, 139516), (806, 107320), (1040, 83173), (1240, 69758), (1612, 53660), (2015, 42928), (2480, 34879), (2683, 32240), (3224, 26830), (4030, 21464), (5366, 16120), (6448, 13415), (8060, 10732)]