84848020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{1531}}^1$

素因数の和:1720

約数の個数: 48

約数和(自身を含む): 189943488

約数和(自身を除く): 105095468

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 163, 170, 326, 340, 652, 815, 1531, 1630, 2771, 3062, 3260, 5542, 6124, 7655, 11084, 13855, 15310, 26027, 27710, 30620, 52054, 55420, 104108, 130135, 249553, 260270, 499106, 520540, 998212, 1247765, 2495530, 4242401, 4991060, 8484802, 16969604, 21212005, 42424010, 84848020]

約数ペア:

[(1, 84848020), (2, 42424010), (4, 21212005), (5, 16969604), (10, 8484802), (17, 4991060), (20, 4242401), (34, 2495530), (68, 1247765), (85, 998212), (163, 520540), (170, 499106), (326, 260270), (340, 249553), (652, 130135), (815, 104108), (1531, 55420), (1630, 52054), (2771, 30620), (3062, 27710), (3260, 26027), (5542, 15310), (6124, 13855), (7655, 11084)]