87530815

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 114048000

約数和(自身を除く): 26517185

約数列:

[1, 5, 19, 79, 95, 107, 109, 395, 535, 545, 1501, 2033, 2071, 7505, 8453, 8611, 10165, 10355, 11663, 42265, 43055, 58315, 160607, 163609, 221597, 803035, 818045, 921377, 1107985, 4606885, 17506163, 87530815]

約数ペア:

[(1, 87530815), (5, 17506163), (19, 4606885), (79, 1107985), (95, 921377), (107, 818045), (109, 803035), (395, 221597), (535, 163609), (545, 160607), (1501, 58315), (2033, 43055), (2071, 42265), (7505, 11663), (8453, 10355), (8611, 10165)]