155979170

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{20023}}^1$

素因数の和:20090

約数の個数: 32

約数和(自身を含む): 302762880

約数和(自身を除く): 146783710

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3895, 7790, 20023, 40046, 100115, 200230, 380437, 760874, 820943, 1641886, 1902185, 3804370, 4104715, 8209430, 15597917, 31195834, 77989585, 155979170]

約数ペア:

[(1, 155979170), (2, 77989585), (5, 31195834), (10, 15597917), (19, 8209430), (38, 4104715), (41, 3804370), (82, 1902185), (95, 1641886), (190, 820943), (205, 760874), (410, 380437), (779, 200230), (1558, 100115), (3895, 40046), (7790, 20023)]