3647150

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:237

約数の個数: 48

約数和(自身を含む): 7582848

約数和(自身を除く): 3935698

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 130, 155, 181, 310, 325, 362, 403, 650, 775, 806, 905, 1550, 1810, 2015, 2353, 4030, 4525, 4706, 5611, 9050, 10075, 11222, 11765, 20150, 23530, 28055, 56110, 58825, 72943, 117650, 140275, 145886, 280550, 364715, 729430, 1823575, 3647150]

約数ペア:

[(1, 3647150), (2, 1823575), (5, 729430), (10, 364715), (13, 280550), (25, 145886), (26, 140275), (31, 117650), (50, 72943), (62, 58825), (65, 56110), (130, 28055), (155, 23530), (181, 20150), (310, 11765), (325, 11222), (362, 10075), (403, 9050), (650, 5611), (775, 4706), (806, 4525), (905, 4030), (1550, 2353), (1810, 2015)]