127988890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{4049}}^1$

素因数の和:4194

約数の個数: 32

約数和(自身を含む): 240570000

約数和(自身を除く): 112581110

約数列:

[1, 2, 5, 10, 29, 58, 109, 145, 218, 290, 545, 1090, 3161, 4049, 6322, 8098, 15805, 20245, 31610, 40490, 117421, 234842, 441341, 587105, 882682, 1174210, 2206705, 4413410, 12798889, 25597778, 63994445, 127988890]

約数ペア:

[(1, 127988890), (2, 63994445), (5, 25597778), (10, 12798889), (29, 4413410), (58, 2206705), (109, 1174210), (145, 882682), (218, 587105), (290, 441341), (545, 234842), (1090, 117421), (3161, 40490), (4049, 31610), (6322, 20245), (8098, 15805)]