25491160

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1973}}^1$

素因数の和:2020

約数の個数: 64

約数和(自身を含む): 63957600

約数和(自身を除く): 38466440

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 1973, 2584, 3230, 3946, 6460, 7892, 9865, 12920, 15784, 19730, 33541, 37487, 39460, 67082, 74974, 78920, 134164, 149948, 167705, 187435, 268328, 299896, 335410, 374870, 637279, 670820, 749740, 1274558, 1341640, 1499480, 2549116, 3186395, 5098232, 6372790, 12745580, 25491160]

約数ペア:

[(1, 25491160), (2, 12745580), (4, 6372790), (5, 5098232), (8, 3186395), (10, 2549116), (17, 1499480), (19, 1341640), (20, 1274558), (34, 749740), (38, 670820), (40, 637279), (68, 374870), (76, 335410), (85, 299896), (95, 268328), (136, 187435), (152, 167705), (170, 149948), (190, 134164), (323, 78920), (340, 74974), (380, 67082), (646, 39460), (680, 37487), (760, 33541), (1292, 19730), (1615, 15784), (1973, 12920), (2584, 9865), (3230, 7892), (3946, 6460)]