25443964

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{283}}^1$

素因数の和:339

約数の個数: 72

約数和(自身を含む): 58208640

約数和(自身を除く): 32764676

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 169, 182, 247, 266, 283, 338, 364, 494, 532, 566, 676, 988, 1132, 1183, 1729, 1981, 2366, 3211, 3458, 3679, 3962, 4732, 5377, 6422, 6916, 7358, 7924, 10754, 12844, 14716, 21508, 22477, 25753, 37639, 44954, 47827, 51506, 69901, 75278, 89908, 95654, 103012, 139802, 150556, 191308, 279604, 334789, 489307, 669578, 908713, 978614, 1339156, 1817426, 1957228, 3634852, 6360991, 12721982, 25443964]

約数ペア:

[(1, 25443964), (2, 12721982), (4, 6360991), (7, 3634852), (13, 1957228), (14, 1817426), (19, 1339156), (26, 978614), (28, 908713), (38, 669578), (52, 489307), (76, 334789), (91, 279604), (133, 191308), (169, 150556), (182, 139802), (247, 103012), (266, 95654), (283, 89908), (338, 75278), (364, 69901), (494, 51506), (532, 47827), (566, 44954), (676, 37639), (988, 25753), (1132, 22477), (1183, 21508), (1729, 14716), (1981, 12844), (2366, 10754), (3211, 7924), (3458, 7358), (3679, 6916), (3962, 6422), (4732, 5377)]