156780910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{9967}}^1$

素因数の和:10009

約数の個数: 48

約数和(自身を含む): 334087488

約数和(自身を除く): 177306578

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 121, 130, 143, 242, 286, 605, 715, 1210, 1430, 1573, 3146, 7865, 9967, 15730, 19934, 49835, 99670, 109637, 129571, 219274, 259142, 548185, 647855, 1096370, 1206007, 1295710, 1425281, 2412014, 2850562, 6030035, 7126405, 12060070, 14252810, 15678091, 31356182, 78390455, 156780910]

約数ペア:

[(1, 156780910), (2, 78390455), (5, 31356182), (10, 15678091), (11, 14252810), (13, 12060070), (22, 7126405), (26, 6030035), (55, 2850562), (65, 2412014), (110, 1425281), (121, 1295710), (130, 1206007), (143, 1096370), (242, 647855), (286, 548185), (605, 259142), (715, 219274), (1210, 129571), (1430, 109637), (1573, 99670), (3146, 49835), (7865, 19934), (9967, 15730)]