888916450

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{241}}^1\times {\mathrm{1039}}^1$

素因数の和:1363

約数の個数: 48

約数和(自身を含む): 1685249280

約数和(自身を除く): 796332830

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 241, 355, 482, 710, 1039, 1205, 1775, 2078, 2410, 3550, 5195, 6025, 10390, 12050, 17111, 25975, 34222, 51950, 73769, 85555, 147538, 171110, 250399, 368845, 427775, 500798, 737690, 855550, 1251995, 1844225, 2503990, 3688450, 6259975, 12519950, 17778329, 35556658, 88891645, 177783290, 444458225, 888916450]

約数ペア:

[(1, 888916450), (2, 444458225), (5, 177783290), (10, 88891645), (25, 35556658), (50, 17778329), (71, 12519950), (142, 6259975), (241, 3688450), (355, 2503990), (482, 1844225), (710, 1251995), (1039, 855550), (1205, 737690), (1775, 500798), (2078, 427775), (2410, 368845), (3550, 250399), (5195, 171110), (6025, 147538), (10390, 85555), (12050, 73769), (17111, 51950), (25975, 34222)]