157020050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4021}}^1$

素因数の和:4115

約数の個数: 48

約数和(自身を含む): 323175744

約数和(自身を除く): 166155694

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 71, 110, 142, 275, 355, 550, 710, 781, 1562, 1775, 3550, 3905, 4021, 7810, 8042, 19525, 20105, 39050, 40210, 44231, 88462, 100525, 201050, 221155, 285491, 442310, 570982, 1105775, 1427455, 2211550, 2854910, 3140401, 6280802, 7137275, 14274550, 15702005, 31404010, 78510025, 157020050]

約数ペア:

[(1, 157020050), (2, 78510025), (5, 31404010), (10, 15702005), (11, 14274550), (22, 7137275), (25, 6280802), (50, 3140401), (55, 2854910), (71, 2211550), (110, 1427455), (142, 1105775), (275, 570982), (355, 442310), (550, 285491), (710, 221155), (781, 201050), (1562, 100525), (1775, 88462), (3550, 44231), (3905, 40210), (4021, 39050), (7810, 20105), (8042, 19525)]