89749980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{498611}}^1$

素因数の和:498626

約数の個数: 36

約数和(自身を含む): 272242152

約数和(自身を除く): 182492172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 498611, 997222, 1495833, 1994444, 2493055, 2991666, 4487499, 4986110, 5983332, 7479165, 8974998, 9972220, 14958330, 17949996, 22437495, 29916660, 44874990, 89749980]

約数ペア:

[(1, 89749980), (2, 44874990), (3, 29916660), (4, 22437495), (5, 17949996), (6, 14958330), (9, 9972220), (10, 8974998), (12, 7479165), (15, 5983332), (18, 4986110), (20, 4487499), (30, 2991666), (36, 2493055), (45, 1994444), (60, 1495833), (90, 997222), (180, 498611)]