75448575

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:449

約数の個数: 72

約数和(自身を含む): 144693120

約数和(自身を除く): 69244545

約数列:

[1, 3, 5, 9, 15, 25, 29, 31, 45, 75, 87, 93, 145, 155, 225, 261, 279, 373, 435, 465, 725, 775, 899, 1119, 1305, 1395, 1865, 2175, 2325, 2697, 3357, 4495, 5595, 6525, 6975, 8091, 9325, 10817, 11563, 13485, 16785, 22475, 27975, 32451, 34689, 40455, 54085, 57815, 67425, 83925, 97353, 104067, 162255, 173445, 202275, 270425, 289075, 335327, 486765, 520335, 811275, 867225, 1005981, 1676635, 2433825, 2601675, 3017943, 5029905, 8383175, 15089715, 25149525, 75448575]

約数ペア:

[(1, 75448575), (3, 25149525), (5, 15089715), (9, 8383175), (15, 5029905), (25, 3017943), (29, 2601675), (31, 2433825), (45, 1676635), (75, 1005981), (87, 867225), (93, 811275), (145, 520335), (155, 486765), (225, 335327), (261, 289075), (279, 270425), (373, 202275), (435, 173445), (465, 162255), (725, 104067), (775, 97353), (899, 83925), (1119, 67425), (1305, 57815), (1395, 54085), (1865, 40455), (2175, 34689), (2325, 32451), (2697, 27975), (3357, 22475), (4495, 16785), (5595, 13485), (6525, 11563), (6975, 10817), (8091, 9325)]