90527180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{2083}}^1$

素因数の和:2186

約数の個数: 48

約数和(自身を含む): 198513504

約数和(自身を除く): 107986324

約数列:

[1, 2, 4, 5, 10, 20, 41, 53, 82, 106, 164, 205, 212, 265, 410, 530, 820, 1060, 2083, 2173, 4166, 4346, 8332, 8692, 10415, 10865, 20830, 21730, 41660, 43460, 85403, 110399, 170806, 220798, 341612, 427015, 441596, 551995, 854030, 1103990, 1708060, 2207980, 4526359, 9052718, 18105436, 22631795, 45263590, 90527180]

約数ペア:

[(1, 90527180), (2, 45263590), (4, 22631795), (5, 18105436), (10, 9052718), (20, 4526359), (41, 2207980), (53, 1708060), (82, 1103990), (106, 854030), (164, 551995), (205, 441596), (212, 427015), (265, 341612), (410, 220798), (530, 170806), (820, 110399), (1060, 85403), (2083, 43460), (2173, 41660), (4166, 21730), (4346, 20830), (8332, 10865), (8692, 10415)]