79327420

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1\times {\mathrm{227}}^1$

素因数の和:510

約数の個数: 48

約数和(自身を含む): 169954848

約数和(自身を除く): 90627428

約数列:

[1, 2, 4, 5, 10, 20, 101, 173, 202, 227, 346, 404, 454, 505, 692, 865, 908, 1010, 1135, 1730, 2020, 2270, 3460, 4540, 17473, 22927, 34946, 39271, 45854, 69892, 78542, 87365, 91708, 114635, 157084, 174730, 196355, 229270, 349460, 392710, 458540, 785420, 3966371, 7932742, 15865484, 19831855, 39663710, 79327420]

約数ペア:

[(1, 79327420), (2, 39663710), (4, 19831855), (5, 15865484), (10, 7932742), (20, 3966371), (101, 785420), (173, 458540), (202, 392710), (227, 349460), (346, 229270), (404, 196355), (454, 174730), (505, 157084), (692, 114635), (865, 91708), (908, 87365), (1010, 78542), (1135, 69892), (1730, 45854), (2020, 39271), (2270, 34946), (3460, 22927), (4540, 17473)]