125629520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{82651}}^1$

素因数の和:82683

約数の個数: 40

約数和(自身を含む): 307465440

約数和(自身を除く): 181835920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 82651, 165302, 330604, 413255, 661208, 826510, 1322416, 1570369, 1653020, 3140738, 3306040, 6281476, 6612080, 7851845, 12562952, 15703690, 25125904, 31407380, 62814760, 125629520]

約数ペア:

[(1, 125629520), (2, 62814760), (4, 31407380), (5, 25125904), (8, 15703690), (10, 12562952), (16, 7851845), (19, 6612080), (20, 6281476), (38, 3306040), (40, 3140738), (76, 1653020), (80, 1570369), (95, 1322416), (152, 826510), (190, 661208), (304, 413255), (380, 330604), (760, 165302), (1520, 82651)]