215861750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3907}}^1$

素因数の和:3954

約数の個数: 64

約数和(自身を含む): 460893888

約数和(自身を除く): 245032138

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 125, 130, 170, 221, 250, 325, 425, 442, 650, 850, 1105, 1625, 2125, 2210, 3250, 3907, 4250, 5525, 7814, 11050, 19535, 27625, 39070, 50791, 55250, 66419, 97675, 101582, 132838, 195350, 253955, 332095, 488375, 507910, 664190, 863447, 976750, 1269775, 1660475, 1726894, 2539550, 3320950, 4317235, 6348875, 8302375, 8634470, 12697750, 16604750, 21586175, 43172350, 107930875, 215861750]

約数ペア:

[(1, 215861750), (2, 107930875), (5, 43172350), (10, 21586175), (13, 16604750), (17, 12697750), (25, 8634470), (26, 8302375), (34, 6348875), (50, 4317235), (65, 3320950), (85, 2539550), (125, 1726894), (130, 1660475), (170, 1269775), (221, 976750), (250, 863447), (325, 664190), (425, 507910), (442, 488375), (650, 332095), (850, 253955), (1105, 195350), (1625, 132838), (2125, 101582), (2210, 97675), (3250, 66419), (3907, 55250), (4250, 50791), (5525, 39070), (7814, 27625), (11050, 19535)]