489454915

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{179}}^1\times {\mathrm{269}}^1$

素因数の和:579

約数の個数: 32

約数和(自身を含む): 629856000

約数和(自身を除く): 140401085

約数列:

[1, 5, 19, 95, 107, 179, 269, 535, 895, 1345, 2033, 3401, 5111, 10165, 17005, 19153, 25555, 28783, 48151, 95765, 143915, 240755, 363907, 546877, 914869, 1819535, 2734385, 4574345, 5152157, 25760785, 97890983, 489454915]

約数ペア:

[(1, 489454915), (5, 97890983), (19, 25760785), (95, 5152157), (107, 4574345), (179, 2734385), (269, 1819535), (535, 914869), (895, 546877), (1345, 363907), (2033, 240755), (3401, 143915), (5111, 95765), (10165, 48151), (17005, 28783), (19153, 25555)]