129055600

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{16981}}^1$

素因数の和:17018

約数の個数: 60

約数和(自身を含む): 326394040

約数和(自身を除く): 197338440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3800, 7600, 16981, 33962, 67924, 84905, 135848, 169810, 271696, 322639, 339620, 424525, 645278, 679240, 849050, 1290556, 1358480, 1613195, 1698100, 2581112, 3226390, 3396200, 5162224, 6452780, 6792400, 8065975, 12905560, 16131950, 25811120, 32263900, 64527800, 129055600]

約数ペア:

[(1, 129055600), (2, 64527800), (4, 32263900), (5, 25811120), (8, 16131950), (10, 12905560), (16, 8065975), (19, 6792400), (20, 6452780), (25, 5162224), (38, 3396200), (40, 3226390), (50, 2581112), (76, 1698100), (80, 1613195), (95, 1358480), (100, 1290556), (152, 849050), (190, 679240), (200, 645278), (304, 424525), (380, 339620), (400, 322639), (475, 271696), (760, 169810), (950, 135848), (1520, 84905), (1900, 67924), (3800, 33962), (7600, 16981)]