87898670

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{12611}}^1$

素因数の和:12676

約数の個数: 32

約数和(自身を含む): 171624096

約数和(自身を除く): 83725426

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 170, 205, 410, 697, 1394, 3485, 6970, 12611, 25222, 63055, 126110, 214387, 428774, 517051, 1034102, 1071935, 2143870, 2585255, 5170510, 8789867, 17579734, 43949335, 87898670]

約数ペア:

[(1, 87898670), (2, 43949335), (5, 17579734), (10, 8789867), (17, 5170510), (34, 2585255), (41, 2143870), (82, 1071935), (85, 1034102), (170, 517051), (205, 428774), (410, 214387), (697, 126110), (1394, 63055), (3485, 25222), (6970, 12611)]