25091590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3221}}^1$

素因数の和:3288

約数の個数: 32

約数和(自身を含む): 48716640

約数和(自身を除く): 23625050

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3221, 3895, 6442, 7790, 16105, 32210, 61199, 122398, 132061, 264122, 305995, 611990, 660305, 1320610, 2509159, 5018318, 12545795, 25091590]

約数ペア:

[(1, 25091590), (2, 12545795), (5, 5018318), (10, 2509159), (19, 1320610), (38, 660305), (41, 611990), (82, 305995), (95, 264122), (190, 132061), (205, 122398), (410, 61199), (779, 32210), (1558, 16105), (3221, 7790), (3895, 6442)]