49884580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1319}}^1$

素因数の和:1420

約数の個数: 48

約数和(自身を含む): 109992960

約数和(自身を除く): 60108380

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 155, 244, 305, 310, 610, 620, 1220, 1319, 1891, 2638, 3782, 5276, 6595, 7564, 9455, 13190, 18910, 26380, 37820, 40889, 80459, 81778, 160918, 163556, 204445, 321836, 402295, 408890, 804590, 817780, 1609180, 2494229, 4988458, 9976916, 12471145, 24942290, 49884580]

約数ペア:

[(1, 49884580), (2, 24942290), (4, 12471145), (5, 9976916), (10, 4988458), (20, 2494229), (31, 1609180), (61, 817780), (62, 804590), (122, 408890), (124, 402295), (155, 321836), (244, 204445), (305, 163556), (310, 160918), (610, 81778), (620, 80459), (1220, 40889), (1319, 37820), (1891, 26380), (2638, 18910), (3782, 13190), (5276, 9455), (6595, 7564)]