25256738

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:147

約数の個数: 64

約数和(自身を含む): 46569600

約数和(自身を除く): 21312862

約数列:

[1, 2, 13, 19, 26, 29, 38, 41, 43, 58, 82, 86, 247, 377, 494, 533, 551, 559, 754, 779, 817, 1066, 1102, 1118, 1189, 1247, 1558, 1634, 1763, 2378, 2494, 3526, 7163, 10127, 10621, 14326, 15457, 16211, 20254, 21242, 22591, 22919, 23693, 30914, 32422, 33497, 45182, 45838, 47386, 51127, 66994, 102254, 293683, 308009, 435461, 587366, 616018, 664651, 870922, 971413, 1329302, 1942826, 12628369, 25256738]

約数ペア:

[(1, 25256738), (2, 12628369), (13, 1942826), (19, 1329302), (26, 971413), (29, 870922), (38, 664651), (41, 616018), (43, 587366), (58, 435461), (82, 308009), (86, 293683), (247, 102254), (377, 66994), (494, 51127), (533, 47386), (551, 45838), (559, 45182), (754, 33497), (779, 32422), (817, 30914), (1066, 23693), (1102, 22919), (1118, 22591), (1189, 21242), (1247, 20254), (1558, 16211), (1634, 15457), (1763, 14326), (2378, 10621), (2494, 10127), (3526, 7163)]