45131440

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{3461}}^1$

素因数の和:3637

約数の個数: 40

約数和(自身を含む): 105604848

約数和(自身を除く): 60473408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 3461, 6520, 6922, 13040, 13844, 17305, 27688, 34610, 55376, 69220, 138440, 276880, 564143, 1128286, 2256572, 2820715, 4513144, 5641430, 9026288, 11282860, 22565720, 45131440]

約数ペア:

[(1, 45131440), (2, 22565720), (4, 11282860), (5, 9026288), (8, 5641430), (10, 4513144), (16, 2820715), (20, 2256572), (40, 1128286), (80, 564143), (163, 276880), (326, 138440), (652, 69220), (815, 55376), (1304, 34610), (1630, 27688), (2608, 17305), (3260, 13844), (3461, 13040), (6520, 6922)]