61511180

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{397}}^1$

素因数の和:594

約数の個数: 48

約数和(自身を含む): 132658176

約数和(自身を除く): 71146996

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 127, 244, 254, 305, 397, 508, 610, 635, 794, 1220, 1270, 1588, 1985, 2540, 3970, 7747, 7940, 15494, 24217, 30988, 38735, 48434, 50419, 77470, 96868, 100838, 121085, 154940, 201676, 242170, 252095, 484340, 504190, 1008380, 3075559, 6151118, 12302236, 15377795, 30755590, 61511180]

約数ペア:

[(1, 61511180), (2, 30755590), (4, 15377795), (5, 12302236), (10, 6151118), (20, 3075559), (61, 1008380), (122, 504190), (127, 484340), (244, 252095), (254, 242170), (305, 201676), (397, 154940), (508, 121085), (610, 100838), (635, 96868), (794, 77470), (1220, 50419), (1270, 48434), (1588, 38735), (1985, 30988), (2540, 24217), (3970, 15494), (7747, 7940)]