25884448

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:341

約数の個数: 48

約数和(自身を含む): 52972920

約数和(自身を除く): 27088472

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 109, 164, 181, 218, 328, 362, 436, 656, 724, 872, 1312, 1448, 1744, 2896, 3488, 4469, 5792, 7421, 8938, 14842, 17876, 19729, 29684, 35752, 39458, 59368, 71504, 78916, 118736, 143008, 157832, 237472, 315664, 631328, 808889, 1617778, 3235556, 6471112, 12942224, 25884448]

約数ペア:

[(1, 25884448), (2, 12942224), (4, 6471112), (8, 3235556), (16, 1617778), (32, 808889), (41, 631328), (82, 315664), (109, 237472), (164, 157832), (181, 143008), (218, 118736), (328, 78916), (362, 71504), (436, 59368), (656, 39458), (724, 35752), (872, 29684), (1312, 19729), (1448, 17876), (1744, 14842), (2896, 8938), (3488, 7421), (4469, 5792)]