25406836

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{313}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 55143424

約数和(自身を除く): 29736588

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 223, 313, 364, 446, 626, 892, 1252, 1561, 2191, 2899, 3122, 4069, 4382, 5798, 6244, 8138, 8764, 11596, 16276, 20293, 28483, 40586, 56966, 69799, 81172, 113932, 139598, 279196, 488593, 907387, 977186, 1814774, 1954372, 3629548, 6351709, 12703418, 25406836]

約数ペア:

[(1, 25406836), (2, 12703418), (4, 6351709), (7, 3629548), (13, 1954372), (14, 1814774), (26, 977186), (28, 907387), (52, 488593), (91, 279196), (182, 139598), (223, 113932), (313, 81172), (364, 69799), (446, 56966), (626, 40586), (892, 28483), (1252, 20293), (1561, 16276), (2191, 11596), (2899, 8764), (3122, 8138), (4069, 6244), (4382, 5798)]