8784800

素因数分解:

$2^5\times 5^2\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:238

約数の個数: 72

約数和(自身を含む): 21873600

約数和(自身を除く): 13088800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 79, 80, 100, 139, 158, 160, 200, 278, 316, 395, 400, 556, 632, 695, 790, 800, 1112, 1264, 1390, 1580, 1975, 2224, 2528, 2780, 3160, 3475, 3950, 4448, 5560, 6320, 6950, 7900, 10981, 11120, 12640, 13900, 15800, 21962, 22240, 27800, 31600, 43924, 54905, 55600, 63200, 87848, 109810, 111200, 175696, 219620, 274525, 351392, 439240, 549050, 878480, 1098100, 1756960, 2196200, 4392400, 8784800]

約数ペア:

[(1, 8784800), (2, 4392400), (4, 2196200), (5, 1756960), (8, 1098100), (10, 878480), (16, 549050), (20, 439240), (25, 351392), (32, 274525), (40, 219620), (50, 175696), (79, 111200), (80, 109810), (100, 87848), (139, 63200), (158, 55600), (160, 54905), (200, 43924), (278, 31600), (316, 27800), (395, 22240), (400, 21962), (556, 15800), (632, 13900), (695, 12640), (790, 11120), (800, 10981), (1112, 7900), (1264, 6950), (1390, 6320), (1580, 5560), (1975, 4448), (2224, 3950), (2528, 3475), (2780, 3160)]