165105410

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{3821}}^1$

素因数の和:4006

約数の個数: 32

約数和(自身を含む): 309582000

約数和(自身を除く): 144476590

約数列:

[1, 2, 5, 10, 29, 58, 145, 149, 290, 298, 745, 1490, 3821, 4321, 7642, 8642, 19105, 21605, 38210, 43210, 110809, 221618, 554045, 569329, 1108090, 1138658, 2846645, 5693290, 16510541, 33021082, 82552705, 165105410]

約数ペア:

[(1, 165105410), (2, 82552705), (5, 33021082), (10, 16510541), (29, 5693290), (58, 2846645), (145, 1138658), (149, 1108090), (290, 569329), (298, 554045), (745, 221618), (1490, 110809), (3821, 43210), (4321, 38210), (7642, 21605), (8642, 19105)]