57222110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{131}}^1$

素因数の和:198

約数の個数: 72

約数和(自身を含む): 120399048

約数和(自身を除く): 63176938

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 121, 131, 190, 209, 242, 262, 361, 418, 605, 655, 722, 1045, 1210, 1310, 1441, 1805, 2090, 2299, 2489, 2882, 3610, 3971, 4598, 4978, 7205, 7942, 11495, 12445, 14410, 15851, 19855, 22990, 24890, 27379, 31702, 39710, 43681, 47291, 54758, 79255, 87362, 94582, 136895, 158510, 218405, 236455, 273790, 301169, 436810, 472910, 520201, 602338, 1040402, 1505845, 2601005, 3011690, 5202010, 5722211, 11444422, 28611055, 57222110]

約数ペア:

[(1, 57222110), (2, 28611055), (5, 11444422), (10, 5722211), (11, 5202010), (19, 3011690), (22, 2601005), (38, 1505845), (55, 1040402), (95, 602338), (110, 520201), (121, 472910), (131, 436810), (190, 301169), (209, 273790), (242, 236455), (262, 218405), (361, 158510), (418, 136895), (605, 94582), (655, 87362), (722, 79255), (1045, 54758), (1210, 47291), (1310, 43681), (1441, 39710), (1805, 31702), (2090, 27379), (2299, 24890), (2489, 22990), (2882, 19855), (3610, 15851), (3971, 14410), (4598, 12445), (4978, 11495), (7205, 7942)]