201495920

素因数分解:

$2^4\times 5^1\times {\mathrm{1303}}^1\times {\mathrm{1933}}^1$

素因数の和:3249

約数の個数: 40

約数和(自身を含む): 469080096

約数和(自身を除く): 267584176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1303, 1933, 2606, 3866, 5212, 6515, 7732, 9665, 10424, 13030, 15464, 19330, 20848, 26060, 30928, 38660, 52120, 77320, 104240, 154640, 2518699, 5037398, 10074796, 12593495, 20149592, 25186990, 40299184, 50373980, 100747960, 201495920]

約数ペア:

[(1, 201495920), (2, 100747960), (4, 50373980), (5, 40299184), (8, 25186990), (10, 20149592), (16, 12593495), (20, 10074796), (40, 5037398), (80, 2518699), (1303, 154640), (1933, 104240), (2606, 77320), (3866, 52120), (5212, 38660), (6515, 30928), (7732, 26060), (9665, 20848), (10424, 19330), (13030, 15464)]