65444680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4973}}^1$

素因数の和:5038

約数の個数: 64

約数和(自身を含む): 171901440

約数和(自身を除く): 106456760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1645, 1880, 2632, 3290, 4973, 6580, 9946, 13160, 19892, 24865, 34811, 39784, 49730, 69622, 99460, 139244, 174055, 198920, 233731, 278488, 348110, 467462, 696220, 934924, 1168655, 1392440, 1636117, 1869848, 2337310, 3272234, 4674620, 6544468, 8180585, 9349240, 13088936, 16361170, 32722340, 65444680]

約数ペア:

[(1, 65444680), (2, 32722340), (4, 16361170), (5, 13088936), (7, 9349240), (8, 8180585), (10, 6544468), (14, 4674620), (20, 3272234), (28, 2337310), (35, 1869848), (40, 1636117), (47, 1392440), (56, 1168655), (70, 934924), (94, 696220), (140, 467462), (188, 348110), (235, 278488), (280, 233731), (329, 198920), (376, 174055), (470, 139244), (658, 99460), (940, 69622), (1316, 49730), (1645, 39784), (1880, 34811), (2632, 24865), (3290, 19892), (4973, 13160), (6580, 9946)]