25444920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12473}}^1$

素因数の和:12504

約数の個数: 64

約数和(自身を含む): 80831520

約数和(自身を除く): 55386600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 12473, 24946, 37419, 49892, 62365, 74838, 99784, 124730, 149676, 187095, 212041, 249460, 299352, 374190, 424082, 498920, 636123, 748380, 848164, 1060205, 1272246, 1496760, 1696328, 2120410, 2544492, 3180615, 4240820, 5088984, 6361230, 8481640, 12722460, 25444920]

約数ペア:

[(1, 25444920), (2, 12722460), (3, 8481640), (4, 6361230), (5, 5088984), (6, 4240820), (8, 3180615), (10, 2544492), (12, 2120410), (15, 1696328), (17, 1496760), (20, 1272246), (24, 1060205), (30, 848164), (34, 748380), (40, 636123), (51, 498920), (60, 424082), (68, 374190), (85, 299352), (102, 249460), (120, 212041), (136, 187095), (170, 149676), (204, 124730), (255, 99784), (340, 74838), (408, 62365), (510, 49892), (680, 37419), (1020, 24946), (2040, 12473)]