78123245

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{773}}^1$

素因数の和:865

約数の個数: 32

約数和(自身を含む): 105325920

約数和(自身を除く): 27202675

約数列:

[1, 5, 17, 29, 41, 85, 145, 205, 493, 697, 773, 1189, 2465, 3485, 3865, 5945, 13141, 20213, 22417, 31693, 65705, 101065, 112085, 158465, 381089, 538781, 919097, 1905445, 2693905, 4595485, 15624649, 78123245]

約数ペア:

[(1, 78123245), (5, 15624649), (17, 4595485), (29, 2693905), (41, 1905445), (85, 919097), (145, 538781), (205, 381089), (493, 158465), (697, 112085), (773, 101065), (1189, 65705), (2465, 31693), (3485, 22417), (3865, 20213), (5945, 13141)]