25410480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{443}}^1$

素因数の和:698

約数の個数: 80

約数和(自身を含む): 79280640

約数和(自身を除く): 53870160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 239, 240, 443, 478, 717, 886, 956, 1195, 1329, 1434, 1772, 1912, 2215, 2390, 2658, 2868, 3544, 3585, 3824, 4430, 4780, 5316, 5736, 6645, 7088, 7170, 8860, 9560, 10632, 11472, 13290, 14340, 17720, 19120, 21264, 26580, 28680, 35440, 53160, 57360, 105877, 106320, 211754, 317631, 423508, 529385, 635262, 847016, 1058770, 1270524, 1588155, 1694032, 2117540, 2541048, 3176310, 4235080, 5082096, 6352620, 8470160, 12705240, 25410480]

約数ペア:

[(1, 25410480), (2, 12705240), (3, 8470160), (4, 6352620), (5, 5082096), (6, 4235080), (8, 3176310), (10, 2541048), (12, 2117540), (15, 1694032), (16, 1588155), (20, 1270524), (24, 1058770), (30, 847016), (40, 635262), (48, 529385), (60, 423508), (80, 317631), (120, 211754), (239, 106320), (240, 105877), (443, 57360), (478, 53160), (717, 35440), (886, 28680), (956, 26580), (1195, 21264), (1329, 19120), (1434, 17720), (1772, 14340), (1912, 13290), (2215, 11472), (2390, 10632), (2658, 9560), (2868, 8860), (3544, 7170), (3585, 7088), (3824, 6645), (4430, 5736), (4780, 5316)]