42084880

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{6659}}^1$

素因数の和:6751

約数の個数: 40

約数和(自身を含む): 99100800

約数和(自身を除く): 57015920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 6659, 13318, 26636, 33295, 53272, 66590, 106544, 133180, 266360, 526061, 532720, 1052122, 2104244, 2630305, 4208488, 5260610, 8416976, 10521220, 21042440, 42084880]

約数ペア:

[(1, 42084880), (2, 21042440), (4, 10521220), (5, 8416976), (8, 5260610), (10, 4208488), (16, 2630305), (20, 2104244), (40, 1052122), (79, 532720), (80, 526061), (158, 266360), (316, 133180), (395, 106544), (632, 66590), (790, 53272), (1264, 33295), (1580, 26636), (3160, 13318), (6320, 6659)]