25681860

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:295

約数の個数: 120

約数和(自身を含む): 81962496

約数和(自身を除く): 56280636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 83, 90, 108, 135, 162, 166, 180, 191, 249, 270, 324, 332, 382, 405, 415, 498, 540, 573, 747, 764, 810, 830, 955, 996, 1146, 1245, 1494, 1620, 1660, 1719, 1910, 2241, 2292, 2490, 2865, 2988, 3438, 3735, 3820, 4482, 4980, 5157, 5730, 6723, 6876, 7470, 8595, 8964, 10314, 11205, 11460, 13446, 14940, 15471, 15853, 17190, 20628, 22410, 25785, 26892, 30942, 31706, 33615, 34380, 44820, 47559, 51570, 61884, 63412, 67230, 77355, 79265, 95118, 103140, 134460, 142677, 154710, 158530, 190236, 237795, 285354, 309420, 317060, 428031, 475590, 570708, 713385, 856062, 951180, 1284093, 1426770, 1712124, 2140155, 2568186, 2853540, 4280310, 5136372, 6420465, 8560620, 12840930, 25681860]

約数ペア:

[(1, 25681860), (2, 12840930), (3, 8560620), (4, 6420465), (5, 5136372), (6, 4280310), (9, 2853540), (10, 2568186), (12, 2140155), (15, 1712124), (18, 1426770), (20, 1284093), (27, 951180), (30, 856062), (36, 713385), (45, 570708), (54, 475590), (60, 428031), (81, 317060), (83, 309420), (90, 285354), (108, 237795), (135, 190236), (162, 158530), (166, 154710), (180, 142677), (191, 134460), (249, 103140), (270, 95118), (324, 79265), (332, 77355), (382, 67230), (405, 63412), (415, 61884), (498, 51570), (540, 47559), (573, 44820), (747, 34380), (764, 33615), (810, 31706), (830, 30942), (955, 26892), (996, 25785), (1146, 22410), (1245, 20628), (1494, 17190), (1620, 15853), (1660, 15471), (1719, 14940), (1910, 13446), (2241, 11460), (2292, 11205), (2490, 10314), (2865, 8964), (2988, 8595), (3438, 7470), (3735, 6876), (3820, 6723), (4482, 5730), (4980, 5157)]