20147550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{7901}}^1$

素因数の和:7933

約数の個数: 48

約数和(自身を含む): 52911792

約数和(自身を除く): 32764242

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 75, 85, 102, 150, 170, 255, 425, 510, 850, 1275, 2550, 7901, 15802, 23703, 39505, 47406, 79010, 118515, 134317, 197525, 237030, 268634, 395050, 402951, 592575, 671585, 805902, 1185150, 1343170, 2014755, 3357925, 4029510, 6715850, 10073775, 20147550]

約数ペア:

[(1, 20147550), (2, 10073775), (3, 6715850), (5, 4029510), (6, 3357925), (10, 2014755), (15, 1343170), (17, 1185150), (25, 805902), (30, 671585), (34, 592575), (50, 402951), (51, 395050), (75, 268634), (85, 237030), (102, 197525), (150, 134317), (170, 118515), (255, 79010), (425, 47406), (510, 39505), (850, 23703), (1275, 15802), (2550, 7901)]