38555920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{283}}^1$

素因数の和:440

約数の個数: 80

約数和(自身を含む): 97618752

約数和(自身を除く): 59062832

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 131, 208, 260, 262, 283, 520, 524, 566, 655, 1040, 1048, 1132, 1310, 1415, 1703, 2096, 2264, 2620, 2830, 3406, 3679, 4528, 5240, 5660, 6812, 7358, 8515, 10480, 11320, 13624, 14716, 17030, 18395, 22640, 27248, 29432, 34060, 36790, 37073, 58864, 68120, 73580, 74146, 136240, 147160, 148292, 185365, 294320, 296584, 370730, 481949, 593168, 741460, 963898, 1482920, 1927796, 2409745, 2965840, 3855592, 4819490, 7711184, 9638980, 19277960, 38555920]

約数ペア:

[(1, 38555920), (2, 19277960), (4, 9638980), (5, 7711184), (8, 4819490), (10, 3855592), (13, 2965840), (16, 2409745), (20, 1927796), (26, 1482920), (40, 963898), (52, 741460), (65, 593168), (80, 481949), (104, 370730), (130, 296584), (131, 294320), (208, 185365), (260, 148292), (262, 147160), (283, 136240), (520, 74146), (524, 73580), (566, 68120), (655, 58864), (1040, 37073), (1048, 36790), (1132, 34060), (1310, 29432), (1415, 27248), (1703, 22640), (2096, 18395), (2264, 17030), (2620, 14716), (2830, 13624), (3406, 11320), (3679, 10480), (4528, 8515), (5240, 7358), (5660, 6812)]