25604216

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 55296000

約数和(自身を除く): 29691784

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 79, 88, 116, 127, 158, 232, 254, 316, 319, 508, 632, 638, 869, 1016, 1276, 1397, 1738, 2291, 2552, 2794, 3476, 3683, 4582, 5588, 6952, 7366, 9164, 10033, 11176, 14732, 18328, 20066, 25201, 29464, 40132, 40513, 50402, 80264, 81026, 100804, 110363, 162052, 201608, 220726, 290957, 324104, 441452, 581914, 882904, 1163828, 2327656, 3200527, 6401054, 12802108, 25604216]

約数ペア:

[(1, 25604216), (2, 12802108), (4, 6401054), (8, 3200527), (11, 2327656), (22, 1163828), (29, 882904), (44, 581914), (58, 441452), (79, 324104), (88, 290957), (116, 220726), (127, 201608), (158, 162052), (232, 110363), (254, 100804), (316, 81026), (319, 80264), (508, 50402), (632, 40513), (638, 40132), (869, 29464), (1016, 25201), (1276, 20066), (1397, 18328), (1738, 14732), (2291, 11176), (2552, 10033), (2794, 9164), (3476, 7366), (3683, 6952), (4582, 5588)]