99825680

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{5449}}^1$

素因数の和:5691

約数の個数: 40

約数和(自身を含む): 233151000

約数和(自身を除く): 133325320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 458, 916, 1145, 1832, 2290, 3664, 4580, 5449, 9160, 10898, 18320, 21796, 27245, 43592, 54490, 87184, 108980, 217960, 435920, 1247821, 2495642, 4991284, 6239105, 9982568, 12478210, 19965136, 24956420, 49912840, 99825680]

約数ペア:

[(1, 99825680), (2, 49912840), (4, 24956420), (5, 19965136), (8, 12478210), (10, 9982568), (16, 6239105), (20, 4991284), (40, 2495642), (80, 1247821), (229, 435920), (458, 217960), (916, 108980), (1145, 87184), (1832, 54490), (2290, 43592), (3664, 27245), (4580, 21796), (5449, 18320), (9160, 10898)]