130342640

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{12829}}^1$

素因数の和:12969

約数の個数: 40

約数和(自身を含む): 305456640

約数和(自身を除く): 175114000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 12829, 25658, 51316, 64145, 102632, 128290, 205264, 256580, 513160, 1026320, 1629283, 3258566, 6517132, 8146415, 13034264, 16292830, 26068528, 32585660, 65171320, 130342640]

約数ペア:

[(1, 130342640), (2, 65171320), (4, 32585660), (5, 26068528), (8, 16292830), (10, 13034264), (16, 8146415), (20, 6517132), (40, 3258566), (80, 1629283), (127, 1026320), (254, 513160), (508, 256580), (635, 205264), (1016, 128290), (1270, 102632), (2032, 64145), (2540, 51316), (5080, 25658), (10160, 12829)]