71883750

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{29}}^1\times {\mathrm{661}}^1$

素因数の和:715

約数の個数: 80

約数和(自身を含む): 186127920

約数和(自身を除く): 114244170

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 29, 30, 50, 58, 75, 87, 125, 145, 150, 174, 250, 290, 375, 435, 625, 661, 725, 750, 870, 1250, 1322, 1450, 1875, 1983, 2175, 3305, 3625, 3750, 3966, 4350, 6610, 7250, 9915, 10875, 16525, 18125, 19169, 19830, 21750, 33050, 36250, 38338, 49575, 54375, 57507, 82625, 95845, 99150, 108750, 115014, 165250, 191690, 247875, 287535, 413125, 479225, 495750, 575070, 826250, 958450, 1239375, 1437675, 2396125, 2478750, 2875350, 4792250, 7188375, 11980625, 14376750, 23961250, 35941875, 71883750]

約数ペア:

[(1, 71883750), (2, 35941875), (3, 23961250), (5, 14376750), (6, 11980625), (10, 7188375), (15, 4792250), (25, 2875350), (29, 2478750), (30, 2396125), (50, 1437675), (58, 1239375), (75, 958450), (87, 826250), (125, 575070), (145, 495750), (150, 479225), (174, 413125), (250, 287535), (290, 247875), (375, 191690), (435, 165250), (625, 115014), (661, 108750), (725, 99150), (750, 95845), (870, 82625), (1250, 57507), (1322, 54375), (1450, 49575), (1875, 38338), (1983, 36250), (2175, 33050), (3305, 21750), (3625, 19830), (3750, 19169), (3966, 18125), (4350, 16525), (6610, 10875), (7250, 9915)]