82730475

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:485

約数の個数: 72

約数和(自身を含む): 158620800

約数和(自身を除く): 75890325

約数列:

[1, 3, 5, 9, 15, 25, 29, 31, 45, 75, 87, 93, 145, 155, 225, 261, 279, 409, 435, 465, 725, 775, 899, 1227, 1305, 1395, 2045, 2175, 2325, 2697, 3681, 4495, 6135, 6525, 6975, 8091, 10225, 11861, 12679, 13485, 18405, 22475, 30675, 35583, 38037, 40455, 59305, 63395, 67425, 92025, 106749, 114111, 177915, 190185, 202275, 296525, 316975, 367691, 533745, 570555, 889575, 950925, 1103073, 1838455, 2668725, 2852775, 3309219, 5515365, 9192275, 16546095, 27576825, 82730475]

約数ペア:

[(1, 82730475), (3, 27576825), (5, 16546095), (9, 9192275), (15, 5515365), (25, 3309219), (29, 2852775), (31, 2668725), (45, 1838455), (75, 1103073), (87, 950925), (93, 889575), (145, 570555), (155, 533745), (225, 367691), (261, 316975), (279, 296525), (409, 202275), (435, 190185), (465, 177915), (725, 114111), (775, 106749), (899, 92025), (1227, 67425), (1305, 63395), (1395, 59305), (2045, 40455), (2175, 38037), (2325, 35583), (2697, 30675), (3681, 22475), (4495, 18405), (6135, 13485), (6525, 12679), (6975, 11861), (8091, 10225)]