65993340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{157127}}^1$

素因数の和:157146

約数の個数: 48

約数和(自身を含む): 211180032

約数和(自身を除く): 145186692

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 157127, 314254, 471381, 628508, 785635, 942762, 1099889, 1571270, 1885524, 2199778, 2356905, 3142540, 3299667, 4399556, 4713810, 5499445, 6599334, 9427620, 10998890, 13198668, 16498335, 21997780, 32996670, 65993340]

約数ペア:

[(1, 65993340), (2, 32996670), (3, 21997780), (4, 16498335), (5, 13198668), (6, 10998890), (7, 9427620), (10, 6599334), (12, 5499445), (14, 4713810), (15, 4399556), (20, 3299667), (21, 3142540), (28, 2356905), (30, 2199778), (35, 1885524), (42, 1571270), (60, 1099889), (70, 942762), (84, 785635), (105, 628508), (140, 471381), (210, 314254), (420, 157127)]