125127470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:621

約数の個数: 64

約数和(自身を含む): 254983680

約数和(自身を除く): 129856210

約数列:

[1, 2, 5, 10, 13, 26, 31, 61, 62, 65, 122, 130, 155, 305, 310, 403, 509, 610, 793, 806, 1018, 1586, 1891, 2015, 2545, 3782, 3965, 4030, 5090, 6617, 7930, 9455, 13234, 15779, 18910, 24583, 31049, 31558, 33085, 49166, 62098, 66170, 78895, 122915, 155245, 157790, 205127, 245830, 310490, 403637, 410254, 807274, 962519, 1025635, 1925038, 2018185, 2051270, 4036370, 4812595, 9625190, 12512747, 25025494, 62563735, 125127470]

約数ペア:

[(1, 125127470), (2, 62563735), (5, 25025494), (10, 12512747), (13, 9625190), (26, 4812595), (31, 4036370), (61, 2051270), (62, 2018185), (65, 1925038), (122, 1025635), (130, 962519), (155, 807274), (305, 410254), (310, 403637), (403, 310490), (509, 245830), (610, 205127), (793, 157790), (806, 155245), (1018, 122915), (1586, 78895), (1891, 66170), (2015, 62098), (2545, 49166), (3782, 33085), (3965, 31558), (4030, 31049), (5090, 24583), (6617, 18910), (7930, 15779), (9455, 13234)]