8168500

素因数分解:

$2^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{31}}^2$

素因数の和:98

約数の個数: 72

約数和(自身を含む): 19518408

約数和(自身を除く): 11349908

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 31, 34, 50, 62, 68, 85, 100, 124, 125, 155, 170, 250, 310, 340, 425, 500, 527, 620, 775, 850, 961, 1054, 1550, 1700, 1922, 2108, 2125, 2635, 3100, 3844, 3875, 4250, 4805, 5270, 7750, 8500, 9610, 10540, 13175, 15500, 16337, 19220, 24025, 26350, 32674, 48050, 52700, 65348, 65875, 81685, 96100, 120125, 131750, 163370, 240250, 263500, 326740, 408425, 480500, 816850, 1633700, 2042125, 4084250, 8168500]

約数ペア:

[(1, 8168500), (2, 4084250), (4, 2042125), (5, 1633700), (10, 816850), (17, 480500), (20, 408425), (25, 326740), (31, 263500), (34, 240250), (50, 163370), (62, 131750), (68, 120125), (85, 96100), (100, 81685), (124, 65875), (125, 65348), (155, 52700), (170, 48050), (250, 32674), (310, 26350), (340, 24025), (425, 19220), (500, 16337), (527, 15500), (620, 13175), (775, 10540), (850, 9610), (961, 8500), (1054, 7750), (1550, 5270), (1700, 4805), (1922, 4250), (2108, 3875), (2125, 3844), (2635, 3100)]