89467895

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:503

約数の個数: 32

約数和(自身を含む): 120960000

約数和(自身を除く): 31492105

約数列:

[1, 5, 11, 55, 59, 79, 295, 349, 395, 649, 869, 1745, 3245, 3839, 4345, 4661, 19195, 20591, 23305, 27571, 51271, 102955, 137855, 226501, 256355, 303281, 1132505, 1516405, 1626689, 8133445, 17893579, 89467895]

約数ペア:

[(1, 89467895), (5, 17893579), (11, 8133445), (55, 1626689), (59, 1516405), (79, 1132505), (295, 303281), (349, 256355), (395, 226501), (649, 137855), (869, 102955), (1745, 51271), (3245, 27571), (3839, 23305), (4345, 20591), (4661, 19195)]