126198100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1297}}^1$

素因数の和:1457

約数の個数: 72

約数和(自身を含む): 315465920

約数和(自身を除く): 189267820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 139, 140, 175, 278, 350, 556, 695, 700, 973, 1297, 1390, 1946, 2594, 2780, 3475, 3892, 4865, 5188, 6485, 6950, 9079, 9730, 12970, 13900, 18158, 19460, 24325, 25940, 32425, 36316, 45395, 48650, 64850, 90790, 97300, 129700, 180283, 181580, 226975, 360566, 453950, 721132, 901415, 907900, 1261981, 1802830, 2523962, 3605660, 4507075, 5047924, 6309905, 9014150, 12619810, 18028300, 25239620, 31549525, 63099050, 126198100]

約数ペア:

[(1, 126198100), (2, 63099050), (4, 31549525), (5, 25239620), (7, 18028300), (10, 12619810), (14, 9014150), (20, 6309905), (25, 5047924), (28, 4507075), (35, 3605660), (50, 2523962), (70, 1802830), (100, 1261981), (139, 907900), (140, 901415), (175, 721132), (278, 453950), (350, 360566), (556, 226975), (695, 181580), (700, 180283), (973, 129700), (1297, 97300), (1390, 90790), (1946, 64850), (2594, 48650), (2780, 45395), (3475, 36316), (3892, 32425), (4865, 25940), (5188, 24325), (6485, 19460), (6950, 18158), (9079, 13900), (9730, 12970)]