78359804540

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{679381}}^1$

素因数の和:679542

約数の個数: 48

約数和(自身を含む): 168921540480

約数和(自身を除く): 90561735940

約数列:

[1, 2, 4, 5, 10, 20, 73, 79, 146, 158, 292, 316, 365, 395, 730, 790, 1460, 1580, 5767, 11534, 23068, 28835, 57670, 115340, 679381, 1358762, 2717524, 3396905, 6793810, 13587620, 49594813, 53671099, 99189626, 107342198, 198379252, 214684396, 247974065, 268355495, 495948130, 536710990, 991896260, 1073421980, 3917990227, 7835980454, 15671960908, 19589951135, 39179902270, 78359804540]

約数ペア:

[(1, 78359804540), (2, 39179902270), (4, 19589951135), (5, 15671960908), (10, 7835980454), (20, 3917990227), (73, 1073421980), (79, 991896260), (146, 536710990), (158, 495948130), (292, 268355495), (316, 247974065), (365, 214684396), (395, 198379252), (730, 107342198), (790, 99189626), (1460, 53671099), (1580, 49594813), (5767, 13587620), (11534, 6793810), (23068, 3396905), (28835, 2717524), (57670, 1358762), (115340, 679381)]