84142100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1693}}^1$

素因数の和:1785

約数の個数: 72

約数和(自身を含む): 211736448

約数和(自身を除く): 127594348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 71, 100, 140, 142, 175, 284, 350, 355, 497, 700, 710, 994, 1420, 1693, 1775, 1988, 2485, 3386, 3550, 4970, 6772, 7100, 8465, 9940, 11851, 12425, 16930, 23702, 24850, 33860, 42325, 47404, 49700, 59255, 84650, 118510, 120203, 169300, 237020, 240406, 296275, 480812, 592550, 601015, 841421, 1185100, 1202030, 1682842, 2404060, 3005075, 3365684, 4207105, 6010150, 8414210, 12020300, 16828420, 21035525, 42071050, 84142100]

約数ペア:

[(1, 84142100), (2, 42071050), (4, 21035525), (5, 16828420), (7, 12020300), (10, 8414210), (14, 6010150), (20, 4207105), (25, 3365684), (28, 3005075), (35, 2404060), (50, 1682842), (70, 1202030), (71, 1185100), (100, 841421), (140, 601015), (142, 592550), (175, 480812), (284, 296275), (350, 240406), (355, 237020), (497, 169300), (700, 120203), (710, 118510), (994, 84650), (1420, 59255), (1693, 49700), (1775, 47404), (1988, 42325), (2485, 33860), (3386, 24850), (3550, 23702), (4970, 16930), (6772, 12425), (7100, 11851), (8465, 9940)]