87281800

素因数分解:

$2^3\times 5^2\times {\mathrm{233}}^1\times {\mathrm{1873}}^1$

素因数の和:2122

約数の個数: 48

約数和(自身を含む): 203909940

約数和(自身を除く): 116628140

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 233, 466, 932, 1165, 1864, 1873, 2330, 3746, 4660, 5825, 7492, 9320, 9365, 11650, 14984, 18730, 23300, 37460, 46600, 46825, 74920, 93650, 187300, 374600, 436409, 872818, 1745636, 2182045, 3491272, 4364090, 8728180, 10910225, 17456360, 21820450, 43640900, 87281800]

約数ペア:

[(1, 87281800), (2, 43640900), (4, 21820450), (5, 17456360), (8, 10910225), (10, 8728180), (20, 4364090), (25, 3491272), (40, 2182045), (50, 1745636), (100, 872818), (200, 436409), (233, 374600), (466, 187300), (932, 93650), (1165, 74920), (1864, 46825), (1873, 46600), (2330, 37460), (3746, 23300), (4660, 18730), (5825, 14984), (7492, 11650), (9320, 9365)]