80874440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{5171}}^1$

素因数の和:5222

約数の個数: 64

約数和(自身を含む): 201087360

約数和(自身を除く): 120212920

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 136, 170, 184, 230, 340, 391, 460, 680, 782, 920, 1564, 1955, 3128, 3910, 5171, 7820, 10342, 15640, 20684, 25855, 41368, 51710, 87907, 103420, 118933, 175814, 206840, 237866, 351628, 439535, 475732, 594665, 703256, 879070, 951464, 1189330, 1758140, 2021861, 2378660, 3516280, 4043722, 4757320, 8087444, 10109305, 16174888, 20218610, 40437220, 80874440]

約数ペア:

[(1, 80874440), (2, 40437220), (4, 20218610), (5, 16174888), (8, 10109305), (10, 8087444), (17, 4757320), (20, 4043722), (23, 3516280), (34, 2378660), (40, 2021861), (46, 1758140), (68, 1189330), (85, 951464), (92, 879070), (115, 703256), (136, 594665), (170, 475732), (184, 439535), (230, 351628), (340, 237866), (391, 206840), (460, 175814), (680, 118933), (782, 103420), (920, 87907), (1564, 51710), (1955, 41368), (3128, 25855), (3910, 20684), (5171, 15640), (7820, 10342)]