200986990

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1\times {\mathrm{2351}}^1$

素因数の和:2544

約数の個数: 32

約数和(自身を含む): 369847296

約数和(自身を除く): 168860306

約数列:

[1, 2, 5, 10, 83, 103, 166, 206, 415, 515, 830, 1030, 2351, 4702, 8549, 11755, 17098, 23510, 42745, 85490, 195133, 242153, 390266, 484306, 975665, 1210765, 1951330, 2421530, 20098699, 40197398, 100493495, 200986990]

約数ペア:

[(1, 200986990), (2, 100493495), (5, 40197398), (10, 20098699), (83, 2421530), (103, 1951330), (166, 1210765), (206, 975665), (415, 484306), (515, 390266), (830, 242153), (1030, 195133), (2351, 85490), (4702, 42745), (8549, 23510), (11755, 17098)]