127564940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{9151}}^1$

素因数の和:9218

約数の個数: 48

約数和(自身を含む): 290594304

約数和(自身を除く): 163029364

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 1394, 2788, 3485, 6970, 9151, 13940, 18302, 36604, 45755, 91510, 155567, 183020, 311134, 375191, 622268, 750382, 777835, 1500764, 1555670, 1875955, 3111340, 3751910, 6378247, 7503820, 12756494, 25512988, 31891235, 63782470, 127564940]

約数ペア:

[(1, 127564940), (2, 63782470), (4, 31891235), (5, 25512988), (10, 12756494), (17, 7503820), (20, 6378247), (34, 3751910), (41, 3111340), (68, 1875955), (82, 1555670), (85, 1500764), (164, 777835), (170, 750382), (205, 622268), (340, 375191), (410, 311134), (697, 183020), (820, 155567), (1394, 91510), (2788, 45755), (3485, 36604), (6970, 18302), (9151, 13940)]