65734490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:315

約数の個数: 48

約数和(自身を含む): 126735840

約数和(自身を除く): 61001350

約数列:

[1, 2, 5, 10, 19, 38, 95, 131, 139, 190, 262, 278, 361, 655, 695, 722, 1310, 1390, 1805, 2489, 2641, 3610, 4978, 5282, 12445, 13205, 18209, 24890, 26410, 36418, 47291, 50179, 91045, 94582, 100358, 182090, 236455, 250895, 345971, 472910, 501790, 691942, 1729855, 3459710, 6573449, 13146898, 32867245, 65734490]

約数ペア:

[(1, 65734490), (2, 32867245), (5, 13146898), (10, 6573449), (19, 3459710), (38, 1729855), (95, 691942), (131, 501790), (139, 472910), (190, 345971), (262, 250895), (278, 236455), (361, 182090), (655, 100358), (695, 94582), (722, 91045), (1310, 50179), (1390, 47291), (1805, 36418), (2489, 26410), (2641, 24890), (3610, 18209), (4978, 13205), (5282, 12445)]