161870050

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{281}}^2$

素因数の和:615

約数の個数: 36

約数和(自身を含む): 309523158

約数和(自身を除く): 147653108

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 205, 281, 410, 562, 1025, 1405, 2050, 2810, 7025, 11521, 14050, 23042, 57605, 78961, 115210, 157922, 288025, 394805, 576050, 789610, 1974025, 3237401, 3948050, 6474802, 16187005, 32374010, 80935025, 161870050]

約数ペア:

[(1, 161870050), (2, 80935025), (5, 32374010), (10, 16187005), (25, 6474802), (41, 3948050), (50, 3237401), (82, 1974025), (205, 789610), (281, 576050), (410, 394805), (562, 288025), (1025, 157922), (1405, 115210), (2050, 78961), (2810, 57605), (7025, 23042), (11521, 14050)]