25564716

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:279

約数の個数: 72

約数和(自身を含む): 66830400

約数和(自身を除く): 41265684

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 89, 101, 158, 178, 202, 237, 267, 303, 316, 356, 404, 474, 534, 606, 711, 801, 909, 948, 1068, 1212, 1422, 1602, 1818, 2844, 3204, 3636, 7031, 7979, 8989, 14062, 15958, 17978, 21093, 23937, 26967, 28124, 31916, 35956, 42186, 47874, 53934, 63279, 71811, 80901, 84372, 95748, 107868, 126558, 143622, 161802, 253116, 287244, 323604, 710131, 1420262, 2130393, 2840524, 4260786, 6391179, 8521572, 12782358, 25564716]

約数ペア:

[(1, 25564716), (2, 12782358), (3, 8521572), (4, 6391179), (6, 4260786), (9, 2840524), (12, 2130393), (18, 1420262), (36, 710131), (79, 323604), (89, 287244), (101, 253116), (158, 161802), (178, 143622), (202, 126558), (237, 107868), (267, 95748), (303, 84372), (316, 80901), (356, 71811), (404, 63279), (474, 53934), (534, 47874), (606, 42186), (711, 35956), (801, 31916), (909, 28124), (948, 26967), (1068, 23937), (1212, 21093), (1422, 17978), (1602, 15958), (1818, 14062), (2844, 8989), (3204, 7979), (3636, 7031)]