81008244

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{997}}^1$

素因数の和:1105

約数の個数: 72

約数和(自身を含む): 213967208

約数和(自身を除く): 132958964

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 61, 74, 111, 122, 148, 183, 222, 244, 333, 366, 444, 549, 666, 732, 997, 1098, 1332, 1994, 2196, 2257, 2991, 3988, 4514, 5982, 6771, 8973, 9028, 11964, 13542, 17946, 20313, 27084, 35892, 36889, 40626, 60817, 73778, 81252, 110667, 121634, 147556, 182451, 221334, 243268, 332001, 364902, 442668, 547353, 664002, 729804, 1094706, 1328004, 2189412, 2250229, 4500458, 6750687, 9000916, 13501374, 20252061, 27002748, 40504122, 81008244]

約数ペア:

[(1, 81008244), (2, 40504122), (3, 27002748), (4, 20252061), (6, 13501374), (9, 9000916), (12, 6750687), (18, 4500458), (36, 2250229), (37, 2189412), (61, 1328004), (74, 1094706), (111, 729804), (122, 664002), (148, 547353), (183, 442668), (222, 364902), (244, 332001), (333, 243268), (366, 221334), (444, 182451), (549, 147556), (666, 121634), (732, 110667), (997, 81252), (1098, 73778), (1332, 60817), (1994, 40626), (2196, 36889), (2257, 35892), (2991, 27084), (3988, 20313), (4514, 17946), (5982, 13542), (6771, 11964), (8973, 9028)]