156969002420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1721}}^1\times {\mathrm{64231}}^1$

素因数の和:66032

約数の個数: 48

約数和(自身を含む): 334477092096

約数和(自身を除く): 177508089676

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 1721, 3442, 6884, 8605, 17210, 34420, 64231, 122191, 128462, 244382, 256924, 321155, 488764, 610955, 642310, 1221910, 1284620, 2443820, 4560401, 9120802, 18241604, 22802005, 45604010, 91208020, 110541551, 221083102, 442166204, 552707755, 1105415510, 2210831020, 7848450121, 15696900242, 31393800484, 39242250605, 78484501210, 156969002420]

約数ペア:

[(1, 156969002420), (2, 78484501210), (4, 39242250605), (5, 31393800484), (10, 15696900242), (20, 7848450121), (71, 2210831020), (142, 1105415510), (284, 552707755), (355, 442166204), (710, 221083102), (1420, 110541551), (1721, 91208020), (3442, 45604010), (6884, 22802005), (8605, 18241604), (17210, 9120802), (34420, 4560401), (64231, 2443820), (122191, 1284620), (128462, 1221910), (244382, 642310), (256924, 610955), (321155, 488764)]