90733550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{641}}^1$

素因数の和:821

約数の個数: 48

約数和(自身を含む): 179118000

約数和(自身を除く): 88384450

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 149, 190, 298, 475, 641, 745, 950, 1282, 1490, 2831, 3205, 3725, 5662, 6410, 7450, 12179, 14155, 16025, 24358, 28310, 32050, 60895, 70775, 95509, 121790, 141550, 191018, 304475, 477545, 608950, 955090, 1814671, 2387725, 3629342, 4775450, 9073355, 18146710, 45366775, 90733550]

約数ペア:

[(1, 90733550), (2, 45366775), (5, 18146710), (10, 9073355), (19, 4775450), (25, 3629342), (38, 2387725), (50, 1814671), (95, 955090), (149, 608950), (190, 477545), (298, 304475), (475, 191018), (641, 141550), (745, 121790), (950, 95509), (1282, 70775), (1490, 60895), (2831, 32050), (3205, 28310), (3725, 24358), (5662, 16025), (6410, 14155), (7450, 12179)]