68766940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{1297}}^1$

素因数の和:1558

約数の個数: 48

約数和(自身を含む): 158314464

約数和(自身を除く): 89547524

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 241, 482, 964, 1205, 1297, 2410, 2594, 2651, 4820, 5188, 5302, 6485, 10604, 12970, 13255, 14267, 25940, 26510, 28534, 53020, 57068, 71335, 142670, 285340, 312577, 625154, 1250308, 1562885, 3125770, 3438347, 6251540, 6876694, 13753388, 17191735, 34383470, 68766940]

約数ペア:

[(1, 68766940), (2, 34383470), (4, 17191735), (5, 13753388), (10, 6876694), (11, 6251540), (20, 3438347), (22, 3125770), (44, 1562885), (55, 1250308), (110, 625154), (220, 312577), (241, 285340), (482, 142670), (964, 71335), (1205, 57068), (1297, 53020), (2410, 28534), (2594, 26510), (2651, 25940), (4820, 14267), (5188, 13255), (5302, 12970), (6485, 10604)]