90262880

素因数分解:

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

素因数の和:3639

約数の個数: 48

約数和(自身を含む): 214616304

約数和(自身を除く): 124353424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 3461, 5216, 6520, 6922, 13040, 13844, 17305, 26080, 27688, 34610, 55376, 69220, 110752, 138440, 276880, 553760, 564143, 1128286, 2256572, 2820715, 4513144, 5641430, 9026288, 11282860, 18052576, 22565720, 45131440, 90262880]

約数ペア:

[(1, 90262880), (2, 45131440), (4, 22565720), (5, 18052576), (8, 11282860), (10, 9026288), (16, 5641430), (20, 4513144), (32, 2820715), (40, 2256572), (80, 1128286), (160, 564143), (163, 553760), (326, 276880), (652, 138440), (815, 110752), (1304, 69220), (1630, 55376), (2608, 34610), (3260, 27688), (3461, 26080), (5216, 17305), (6520, 13844), (6922, 13040)]