156798520

素因数分解:

$2^3\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{3593}}^1$

素因数の和:4695

約数の個数: 32

約数和(自身を含む): 353218320

約数和(自身を除く): 196419800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1091, 2182, 3593, 4364, 5455, 7186, 8728, 10910, 14372, 17965, 21820, 28744, 35930, 43640, 71860, 143720, 3919963, 7839926, 15679852, 19599815, 31359704, 39199630, 78399260, 156798520]

約数ペア:

[(1, 156798520), (2, 78399260), (4, 39199630), (5, 31359704), (8, 19599815), (10, 15679852), (20, 7839926), (40, 3919963), (1091, 143720), (2182, 71860), (3593, 43640), (4364, 35930), (5455, 28744), (7186, 21820), (8728, 17965), (10910, 14372)]