51507980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{593}}^1$

素因数の和:746

約数の個数: 48

約数和(自身を含む): 111966624

約数和(自身を除く): 60458644

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 101, 172, 202, 215, 404, 430, 505, 593, 860, 1010, 1186, 2020, 2372, 2965, 4343, 5930, 8686, 11860, 17372, 21715, 25499, 43430, 50998, 59893, 86860, 101996, 119786, 127495, 239572, 254990, 299465, 509980, 598930, 1197860, 2575399, 5150798, 10301596, 12876995, 25753990, 51507980]

約数ペア:

[(1, 51507980), (2, 25753990), (4, 12876995), (5, 10301596), (10, 5150798), (20, 2575399), (43, 1197860), (86, 598930), (101, 509980), (172, 299465), (202, 254990), (215, 239572), (404, 127495), (430, 119786), (505, 101996), (593, 86860), (860, 59893), (1010, 50998), (1186, 43430), (2020, 25499), (2372, 21715), (2965, 17372), (4343, 11860), (5930, 8686)]