70278400

素因数分解:

$2^8\times 5^2\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:244

約数の個数: 108

約数和(自身を含む): 177419200

約数和(自身を除く): 107140800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 79, 80, 100, 128, 139, 158, 160, 200, 256, 278, 316, 320, 395, 400, 556, 632, 640, 695, 790, 800, 1112, 1264, 1280, 1390, 1580, 1600, 1975, 2224, 2528, 2780, 3160, 3200, 3475, 3950, 4448, 5056, 5560, 6320, 6400, 6950, 7900, 8896, 10112, 10981, 11120, 12640, 13900, 15800, 17792, 20224, 21962, 22240, 25280, 27800, 31600, 35584, 43924, 44480, 50560, 54905, 55600, 63200, 87848, 88960, 101120, 109810, 111200, 126400, 175696, 177920, 219620, 222400, 252800, 274525, 351392, 439240, 444800, 505600, 549050, 702784, 878480, 889600, 1098100, 1405568, 1756960, 2196200, 2811136, 3513920, 4392400, 7027840, 8784800, 14055680, 17569600, 35139200, 70278400]

約数ペア:

[(1, 70278400), (2, 35139200), (4, 17569600), (5, 14055680), (8, 8784800), (10, 7027840), (16, 4392400), (20, 3513920), (25, 2811136), (32, 2196200), (40, 1756960), (50, 1405568), (64, 1098100), (79, 889600), (80, 878480), (100, 702784), (128, 549050), (139, 505600), (158, 444800), (160, 439240), (200, 351392), (256, 274525), (278, 252800), (316, 222400), (320, 219620), (395, 177920), (400, 175696), (556, 126400), (632, 111200), (640, 109810), (695, 101120), (790, 88960), (800, 87848), (1112, 63200), (1264, 55600), (1280, 54905), (1390, 50560), (1580, 44480), (1600, 43924), (1975, 35584), (2224, 31600), (2528, 27800), (2780, 25280), (3160, 22240), (3200, 21962), (3475, 20224), (3950, 17792), (4448, 15800), (5056, 13900), (5560, 12640), (6320, 11120), (6400, 10981), (6950, 10112), (7900, 8896)]