73967920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{5471}}^1$

素因数の和:5510

約数の個数: 60

約数和(自身を含む): 186255936

約数和(自身を除く): 112288016

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, 5471, 6760, 10942, 13520, 21884, 27355, 43768, 54710, 71123, 87536, 109420, 142246, 218840, 284492, 355615, 437680, 568984, 711230, 924599, 1137968, 1422460, 1849198, 2844920, 3698396, 4622995, 5689840, 7396792, 9245990, 14793584, 18491980, 36983960, 73967920]

約数ペア:

[(1, 73967920), (2, 36983960), (4, 18491980), (5, 14793584), (8, 9245990), (10, 7396792), (13, 5689840), (16, 4622995), (20, 3698396), (26, 2844920), (40, 1849198), (52, 1422460), (65, 1137968), (80, 924599), (104, 711230), (130, 568984), (169, 437680), (208, 355615), (260, 284492), (338, 218840), (520, 142246), (676, 109420), (845, 87536), (1040, 71123), (1352, 54710), (1690, 43768), (2704, 27355), (3380, 21884), (5471, 13520), (6760, 10942)]