26308880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{617}}^1$

素因数の和:684

約数の個数: 80

約数和(自身を含む): 67589424

約数和(自身を除く): 41280544

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 41, 52, 65, 80, 82, 104, 130, 164, 205, 208, 260, 328, 410, 520, 533, 617, 656, 820, 1040, 1066, 1234, 1640, 2132, 2468, 2665, 3085, 3280, 4264, 4936, 5330, 6170, 8021, 8528, 9872, 10660, 12340, 16042, 21320, 24680, 25297, 32084, 40105, 42640, 49360, 50594, 64168, 80210, 101188, 126485, 128336, 160420, 202376, 252970, 320840, 328861, 404752, 505940, 641680, 657722, 1011880, 1315444, 1644305, 2023760, 2630888, 3288610, 5261776, 6577220, 13154440, 26308880]

約数ペア:

[(1, 26308880), (2, 13154440), (4, 6577220), (5, 5261776), (8, 3288610), (10, 2630888), (13, 2023760), (16, 1644305), (20, 1315444), (26, 1011880), (40, 657722), (41, 641680), (52, 505940), (65, 404752), (80, 328861), (82, 320840), (104, 252970), (130, 202376), (164, 160420), (205, 128336), (208, 126485), (260, 101188), (328, 80210), (410, 64168), (520, 50594), (533, 49360), (617, 42640), (656, 40105), (820, 32084), (1040, 25297), (1066, 24680), (1234, 21320), (1640, 16042), (2132, 12340), (2468, 10660), (2665, 9872), (3085, 8528), (3280, 8021), (4264, 6170), (4936, 5330)]