68849140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1\times {\mathrm{379}}^1$

素因数の和:712

約数の個数: 48

約数和(自身を含む): 150151680

約数和(自身を除く): 81302540

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 293, 310, 379, 586, 620, 758, 1172, 1465, 1516, 1895, 2930, 3790, 5860, 7580, 9083, 11749, 18166, 23498, 36332, 45415, 46996, 58745, 90830, 111047, 117490, 181660, 222094, 234980, 444188, 555235, 1110470, 2220940, 3442457, 6884914, 13769828, 17212285, 34424570, 68849140]

約数ペア:

[(1, 68849140), (2, 34424570), (4, 17212285), (5, 13769828), (10, 6884914), (20, 3442457), (31, 2220940), (62, 1110470), (124, 555235), (155, 444188), (293, 234980), (310, 222094), (379, 181660), (586, 117490), (620, 111047), (758, 90830), (1172, 58745), (1465, 46996), (1516, 45415), (1895, 36332), (2930, 23498), (3790, 18166), (5860, 11749), (7580, 9083)]