91855960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1307}}^1$

素因数の和:1576

約数の個数: 64

約数和(自身を含む): 237323520

約数和(自身を除く): 145467560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 251, 280, 502, 1004, 1255, 1307, 1757, 2008, 2510, 2614, 3514, 5020, 5228, 6535, 7028, 8785, 9149, 10040, 10456, 13070, 14056, 17570, 18298, 26140, 35140, 36596, 45745, 52280, 70280, 73192, 91490, 182980, 328057, 365960, 656114, 1312228, 1640285, 2296399, 2624456, 3280570, 4592798, 6561140, 9185596, 11481995, 13122280, 18371192, 22963990, 45927980, 91855960]

約数ペア:

[(1, 91855960), (2, 45927980), (4, 22963990), (5, 18371192), (7, 13122280), (8, 11481995), (10, 9185596), (14, 6561140), (20, 4592798), (28, 3280570), (35, 2624456), (40, 2296399), (56, 1640285), (70, 1312228), (140, 656114), (251, 365960), (280, 328057), (502, 182980), (1004, 91490), (1255, 73192), (1307, 70280), (1757, 52280), (2008, 45745), (2510, 36596), (2614, 35140), (3514, 26140), (5020, 18298), (5228, 17570), (6535, 14056), (7028, 13070), (8785, 10456), (9149, 10040)]