65384820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{40361}}^1$

素因数の和:40382

約数の個数: 60

約数和(自身を含む): 205119684

約数和(自身を除く): 139734864

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 40361, 80722, 121083, 161444, 201805, 242166, 363249, 403610, 484332, 605415, 726498, 807220, 1089747, 1210830, 1452996, 1816245, 2179494, 2421660, 3269241, 3632490, 4358988, 5448735, 6538482, 7264980, 10897470, 13076964, 16346205, 21794940, 32692410, 65384820]

約数ペア:

[(1, 65384820), (2, 32692410), (3, 21794940), (4, 16346205), (5, 13076964), (6, 10897470), (9, 7264980), (10, 6538482), (12, 5448735), (15, 4358988), (18, 3632490), (20, 3269241), (27, 2421660), (30, 2179494), (36, 1816245), (45, 1452996), (54, 1210830), (60, 1089747), (81, 807220), (90, 726498), (108, 605415), (135, 484332), (162, 403610), (180, 363249), (270, 242166), (324, 201805), (405, 161444), (540, 121083), (810, 80722), (1620, 40361)]