39578475

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{587}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 69995520

約数和(自身を除く): 30417045

約数列:

[1, 3, 5, 15, 25, 29, 31, 75, 87, 93, 145, 155, 435, 465, 587, 725, 775, 899, 1761, 2175, 2325, 2697, 2935, 4495, 8805, 13485, 14675, 17023, 18197, 22475, 44025, 51069, 54591, 67425, 85115, 90985, 255345, 272955, 425575, 454925, 527713, 1276725, 1364775, 1583139, 2638565, 7915695, 13192825, 39578475]

約数ペア:

[(1, 39578475), (3, 13192825), (5, 7915695), (15, 2638565), (25, 1583139), (29, 1364775), (31, 1276725), (75, 527713), (87, 454925), (93, 425575), (145, 272955), (155, 255345), (435, 90985), (465, 85115), (587, 67425), (725, 54591), (775, 51069), (899, 44025), (1761, 22475), (2175, 18197), (2325, 17023), (2697, 14675), (2935, 13485), (4495, 8805)]