90690050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{911}}^1$

素因数の和:1115

約数の個数: 48

約数和(自身を含む): 185238144

約数和(自身を除く): 94548094

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 181, 275, 362, 550, 905, 911, 1810, 1822, 1991, 3982, 4525, 4555, 9050, 9110, 9955, 10021, 19910, 20042, 22775, 45550, 49775, 50105, 99550, 100210, 164891, 250525, 329782, 501050, 824455, 1648910, 1813801, 3627602, 4122275, 8244550, 9069005, 18138010, 45345025, 90690050]

約数ペア:

[(1, 90690050), (2, 45345025), (5, 18138010), (10, 9069005), (11, 8244550), (22, 4122275), (25, 3627602), (50, 1813801), (55, 1648910), (110, 824455), (181, 501050), (275, 329782), (362, 250525), (550, 164891), (905, 100210), (911, 99550), (1810, 50105), (1822, 49775), (1991, 45550), (3982, 22775), (4525, 20042), (4555, 19910), (9050, 10021), (9110, 9955)]