51659020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11903}}^1$

素因数の和:11950

約数の個数: 48

約数和(自身を含む): 127991808

約数和(自身を除く): 76332788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 11903, 23806, 47612, 59515, 83321, 119030, 166642, 238060, 333284, 368993, 416605, 737986, 833210, 1475972, 1666420, 1844965, 2582951, 3689930, 5165902, 7379860, 10331804, 12914755, 25829510, 51659020]

約数ペア:

[(1, 51659020), (2, 25829510), (4, 12914755), (5, 10331804), (7, 7379860), (10, 5165902), (14, 3689930), (20, 2582951), (28, 1844965), (31, 1666420), (35, 1475972), (62, 833210), (70, 737986), (124, 416605), (140, 368993), (155, 333284), (217, 238060), (310, 166642), (434, 119030), (620, 83321), (868, 59515), (1085, 47612), (2170, 23806), (4340, 11903)]