31883840

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5861}}^1$

素因数の和:5895

約数の個数: 56

約数和(自身を含む): 80403192

約数和(自身を除く): 48519352

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 5440, 5861, 11722, 23444, 29305, 46888, 58610, 93776, 99637, 117220, 187552, 199274, 234440, 375104, 398548, 468880, 498185, 797096, 937760, 996370, 1594192, 1875520, 1992740, 3188384, 3985480, 6376768, 7970960, 15941920, 31883840]

約数ペア:

[(1, 31883840), (2, 15941920), (4, 7970960), (5, 6376768), (8, 3985480), (10, 3188384), (16, 1992740), (17, 1875520), (20, 1594192), (32, 996370), (34, 937760), (40, 797096), (64, 498185), (68, 468880), (80, 398548), (85, 375104), (136, 234440), (160, 199274), (170, 187552), (272, 117220), (320, 99637), (340, 93776), (544, 58610), (680, 46888), (1088, 29305), (1360, 23444), (2720, 11722), (5440, 5861)]