90172890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{34549}}^1$

素因数の和:34591

約数の個数: 48

約数和(自身を含む): 242541000

約数和(自身を除く): 152368110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 34549, 69098, 103647, 172745, 207294, 310941, 345490, 518235, 621882, 1001921, 1036470, 1554705, 2003842, 3005763, 3109410, 5009605, 6011526, 9017289, 10019210, 15028815, 18034578, 30057630, 45086445, 90172890]

約数ペア:

[(1, 90172890), (2, 45086445), (3, 30057630), (5, 18034578), (6, 15028815), (9, 10019210), (10, 9017289), (15, 6011526), (18, 5009605), (29, 3109410), (30, 3005763), (45, 2003842), (58, 1554705), (87, 1036470), (90, 1001921), (145, 621882), (174, 518235), (261, 345490), (290, 310941), (435, 207294), (522, 172745), (870, 103647), (1305, 69098), (2610, 34549)]