180848890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{11953}}^1$

素因数の和:12066

約数の個数: 32

約数和(自身を含む): 348578640

約数和(自身を除く): 167729750

約数列:

[1, 2, 5, 10, 17, 34, 85, 89, 170, 178, 445, 890, 1513, 3026, 7565, 11953, 15130, 23906, 59765, 119530, 203201, 406402, 1016005, 1063817, 2032010, 2127634, 5319085, 10638170, 18084889, 36169778, 90424445, 180848890]

約数ペア:

[(1, 180848890), (2, 90424445), (5, 36169778), (10, 18084889), (17, 10638170), (34, 5319085), (85, 2127634), (89, 2032010), (170, 1063817), (178, 1016005), (445, 406402), (890, 203201), (1513, 119530), (3026, 59765), (7565, 23906), (11953, 15130)]