82385680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2141}}^1$

素因数の和:2204

約数の個数: 80

約数和(自身を含む): 211955184

約数和(自身を除く): 129569504

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 37, 40, 52, 65, 74, 80, 104, 130, 148, 185, 208, 260, 296, 370, 481, 520, 592, 740, 962, 1040, 1480, 1924, 2141, 2405, 2960, 3848, 4282, 4810, 7696, 8564, 9620, 10705, 17128, 19240, 21410, 27833, 34256, 38480, 42820, 55666, 79217, 85640, 111332, 139165, 158434, 171280, 222664, 278330, 316868, 396085, 445328, 556660, 633736, 792170, 1029821, 1113320, 1267472, 1584340, 2059642, 2226640, 3168680, 4119284, 5149105, 6337360, 8238568, 10298210, 16477136, 20596420, 41192840, 82385680]

約数ペア:

[(1, 82385680), (2, 41192840), (4, 20596420), (5, 16477136), (8, 10298210), (10, 8238568), (13, 6337360), (16, 5149105), (20, 4119284), (26, 3168680), (37, 2226640), (40, 2059642), (52, 1584340), (65, 1267472), (74, 1113320), (80, 1029821), (104, 792170), (130, 633736), (148, 556660), (185, 445328), (208, 396085), (260, 316868), (296, 278330), (370, 222664), (481, 171280), (520, 158434), (592, 139165), (740, 111332), (962, 85640), (1040, 79217), (1480, 55666), (1924, 42820), (2141, 38480), (2405, 34256), (2960, 27833), (3848, 21410), (4282, 19240), (4810, 17128), (7696, 10705), (8564, 9620)]