49645725

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 85899264

約数和(自身を除く): 36253539

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 131, 155, 163, 393, 465, 489, 655, 775, 815, 1965, 2325, 2445, 3275, 4061, 4075, 5053, 9825, 12183, 12225, 15159, 20305, 21353, 25265, 60915, 64059, 75795, 101525, 106765, 126325, 304575, 320295, 378975, 533825, 661943, 1601475, 1985829, 3309715, 9929145, 16548575, 49645725]

約数ペア:

[(1, 49645725), (3, 16548575), (5, 9929145), (15, 3309715), (25, 1985829), (31, 1601475), (75, 661943), (93, 533825), (131, 378975), (155, 320295), (163, 304575), (393, 126325), (465, 106765), (489, 101525), (655, 75795), (775, 64059), (815, 60915), (1965, 25265), (2325, 21353), (2445, 20305), (3275, 15159), (4061, 12225), (4075, 12183), (5053, 9825)]