66558520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12511}}^1$

素因数の和:12548

約数の個数: 64

約数和(自身を含む): 180172800

約数和(自身を除く): 113614280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 12511, 25022, 50044, 62555, 87577, 100088, 125110, 175154, 237709, 250220, 350308, 437885, 475418, 500440, 700616, 875770, 950836, 1188545, 1663963, 1751540, 1901672, 2377090, 3327926, 3503080, 4754180, 6655852, 8319815, 9508360, 13311704, 16639630, 33279260, 66558520]

約数ペア:

[(1, 66558520), (2, 33279260), (4, 16639630), (5, 13311704), (7, 9508360), (8, 8319815), (10, 6655852), (14, 4754180), (19, 3503080), (20, 3327926), (28, 2377090), (35, 1901672), (38, 1751540), (40, 1663963), (56, 1188545), (70, 950836), (76, 875770), (95, 700616), (133, 500440), (140, 475418), (152, 437885), (190, 350308), (266, 250220), (280, 237709), (380, 175154), (532, 125110), (665, 100088), (760, 87577), (1064, 62555), (1330, 50044), (2660, 25022), (5320, 12511)]