155577985

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{677}}^1$

素因数の和:801

約数の個数: 32

約数和(自身を含む): 205027200

約数和(自身を除く): 49449215

約数列:

[1, 5, 19, 41, 59, 95, 205, 295, 677, 779, 1121, 2419, 3385, 3895, 5605, 12095, 12863, 27757, 39943, 45961, 64315, 138785, 199715, 229805, 527383, 758917, 1637663, 2636915, 3794585, 8188315, 31115597, 155577985]

約数ペア:

[(1, 155577985), (5, 31115597), (19, 8188315), (41, 3794585), (59, 2636915), (95, 1637663), (205, 758917), (295, 527383), (677, 229805), (779, 199715), (1121, 138785), (2419, 64315), (3385, 45961), (3895, 39943), (5605, 27757), (12095, 12863)]