25291376

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:222

約数の個数: 80

約数和(自身を含む): 57853440

約数和(自身を除く): 32562064

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 79, 88, 107, 136, 158, 176, 187, 214, 272, 316, 374, 428, 632, 748, 856, 869, 1177, 1264, 1343, 1496, 1712, 1738, 1819, 2354, 2686, 2992, 3476, 3638, 4708, 5372, 6952, 7276, 8453, 9416, 10744, 13904, 14552, 14773, 16906, 18832, 20009, 21488, 29104, 29546, 33812, 40018, 59092, 67624, 80036, 92983, 118184, 135248, 143701, 160072, 185966, 236368, 287402, 320144, 371932, 574804, 743864, 1149608, 1487728, 1580711, 2299216, 3161422, 6322844, 12645688, 25291376]

約数ペア:

[(1, 25291376), (2, 12645688), (4, 6322844), (8, 3161422), (11, 2299216), (16, 1580711), (17, 1487728), (22, 1149608), (34, 743864), (44, 574804), (68, 371932), (79, 320144), (88, 287402), (107, 236368), (136, 185966), (158, 160072), (176, 143701), (187, 135248), (214, 118184), (272, 92983), (316, 80036), (374, 67624), (428, 59092), (632, 40018), (748, 33812), (856, 29546), (869, 29104), (1177, 21488), (1264, 20009), (1343, 18832), (1496, 16906), (1712, 14773), (1738, 14552), (1819, 13904), (2354, 10744), (2686, 9416), (2992, 8453), (3476, 7276), (3638, 6952), (4708, 5372)]