2012950160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{3137}}^1$

素因数の和:3780

約数の個数: 80

約数和(自身を含む): 5049895536

約数和(自身を除く): 3036945376

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 617, 1040, 1234, 2468, 3085, 3137, 4936, 6170, 6274, 8021, 9872, 12340, 12548, 15685, 16042, 24680, 25096, 31370, 32084, 40105, 40781, 49360, 50192, 62740, 64168, 80210, 81562, 125480, 128336, 160420, 163124, 203905, 250960, 320840, 326248, 407810, 641680, 652496, 815620, 1631240, 1935529, 3262480, 3871058, 7742116, 9677645, 15484232, 19355290, 25161877, 30968464, 38710580, 50323754, 77421160, 100647508, 125809385, 154842320, 201295016, 251618770, 402590032, 503237540, 1006475080, 2012950160]

約数ペア:

[(1, 2012950160), (2, 1006475080), (4, 503237540), (5, 402590032), (8, 251618770), (10, 201295016), (13, 154842320), (16, 125809385), (20, 100647508), (26, 77421160), (40, 50323754), (52, 38710580), (65, 30968464), (80, 25161877), (104, 19355290), (130, 15484232), (208, 9677645), (260, 7742116), (520, 3871058), (617, 3262480), (1040, 1935529), (1234, 1631240), (2468, 815620), (3085, 652496), (3137, 641680), (4936, 407810), (6170, 326248), (6274, 320840), (8021, 250960), (9872, 203905), (12340, 163124), (12548, 160420), (15685, 128336), (16042, 125480), (24680, 81562), (25096, 80210), (31370, 64168), (32084, 62740), (40105, 50192), (40781, 49360)]