15190450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:483

約数の個数: 48

約数和(自身を含む): 31337280

約数和(自身を除く): 16146830

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 71, 110, 142, 275, 355, 389, 550, 710, 778, 781, 1562, 1775, 1945, 3550, 3890, 3905, 4279, 7810, 8558, 9725, 19450, 19525, 21395, 27619, 39050, 42790, 55238, 106975, 138095, 213950, 276190, 303809, 607618, 690475, 1380950, 1519045, 3038090, 7595225, 15190450]

約数ペア:

[(1, 15190450), (2, 7595225), (5, 3038090), (10, 1519045), (11, 1380950), (22, 690475), (25, 607618), (50, 303809), (55, 276190), (71, 213950), (110, 138095), (142, 106975), (275, 55238), (355, 42790), (389, 39050), (550, 27619), (710, 21395), (778, 19525), (781, 19450), (1562, 9725), (1775, 8558), (1945, 7810), (3550, 4279), (3890, 3905)]