61519190

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{1039}}^1$

素因数の和:1268

約数の個数: 32

約数和(自身を含む): 115015680

約数和(自身を除く): 53496490

約数列:

[1, 2, 5, 10, 31, 62, 155, 191, 310, 382, 955, 1039, 1910, 2078, 5195, 5921, 10390, 11842, 29605, 32209, 59210, 64418, 161045, 198449, 322090, 396898, 992245, 1984490, 6151919, 12303838, 30759595, 61519190]

約数ペア:

[(1, 61519190), (2, 30759595), (5, 12303838), (10, 6151919), (31, 1984490), (62, 992245), (155, 396898), (191, 322090), (310, 198449), (382, 161045), (955, 64418), (1039, 59210), (1910, 32209), (2078, 29605), (5195, 11842), (5921, 10390)]