666742010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1\times {\mathrm{293}}^1$

素因数の和:599

約数の個数: 64

約数和(自身を含む): 1332059904

約数和(自身を除く): 665317894

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 137, 151, 274, 293, 302, 586, 685, 755, 1370, 1465, 1507, 1510, 1661, 2930, 3014, 3223, 3322, 6446, 7535, 8305, 15070, 16115, 16610, 20687, 32230, 40141, 41374, 44243, 80282, 88486, 103435, 200705, 206870, 221215, 227557, 401410, 441551, 442430, 455114, 486673, 883102, 973346, 1137785, 2207755, 2275570, 2433365, 4415510, 4866730, 6061291, 12122582, 30306455, 60612910, 66674201, 133348402, 333371005, 666742010]

約数ペア:

[(1, 666742010), (2, 333371005), (5, 133348402), (10, 66674201), (11, 60612910), (22, 30306455), (55, 12122582), (110, 6061291), (137, 4866730), (151, 4415510), (274, 2433365), (293, 2275570), (302, 2207755), (586, 1137785), (685, 973346), (755, 883102), (1370, 486673), (1465, 455114), (1507, 442430), (1510, 441551), (1661, 401410), (2930, 227557), (3014, 221215), (3223, 206870), (3322, 200705), (6446, 103435), (7535, 88486), (8305, 80282), (15070, 44243), (16115, 41374), (16610, 40141), (20687, 32230)]