199880050

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{2081}}^1$

素因数の和:2223

約数の個数: 48

約数和(自身を含む): 397320552

約数和(自身を除く): 197440502

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 113, 170, 226, 425, 565, 850, 1130, 1921, 2081, 2825, 3842, 4162, 5650, 9605, 10405, 19210, 20810, 35377, 48025, 52025, 70754, 96050, 104050, 176885, 235153, 353770, 470306, 884425, 1175765, 1768850, 2351530, 3997601, 5878825, 7995202, 11757650, 19988005, 39976010, 99940025, 199880050]

約数ペア:

[(1, 199880050), (2, 99940025), (5, 39976010), (10, 19988005), (17, 11757650), (25, 7995202), (34, 5878825), (50, 3997601), (85, 2351530), (113, 1768850), (170, 1175765), (226, 884425), (425, 470306), (565, 353770), (850, 235153), (1130, 176885), (1921, 104050), (2081, 96050), (2825, 70754), (3842, 52025), (4162, 48025), (5650, 35377), (9605, 20810), (10405, 19210)]