67736140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{449}}^1$

素因数の和:874

約数の個数: 48

約数和(自身を含む): 150444000

約数和(自身を除く): 82707860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 397, 449, 794, 898, 1588, 1796, 1985, 2245, 3970, 4490, 7543, 7940, 8531, 8980, 15086, 17062, 30172, 34124, 37715, 42655, 75430, 85310, 150860, 170620, 178253, 356506, 713012, 891265, 1782530, 3386807, 3565060, 6773614, 13547228, 16934035, 33868070, 67736140]

約数ペア:

[(1, 67736140), (2, 33868070), (4, 16934035), (5, 13547228), (10, 6773614), (19, 3565060), (20, 3386807), (38, 1782530), (76, 891265), (95, 713012), (190, 356506), (380, 178253), (397, 170620), (449, 150860), (794, 85310), (898, 75430), (1588, 42655), (1796, 37715), (1985, 34124), (2245, 30172), (3970, 17062), (4490, 15086), (7543, 8980), (7940, 8531)]