25530540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{683}}^1$

素因数の和:791

約数の個数: 96

約数和(自身を含む): 82736640

約数和(自身を除く): 57206100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 89, 105, 140, 178, 210, 267, 356, 420, 445, 534, 623, 683, 890, 1068, 1246, 1335, 1366, 1780, 1869, 2049, 2492, 2670, 2732, 3115, 3415, 3738, 4098, 4781, 5340, 6230, 6830, 7476, 8196, 9345, 9562, 10245, 12460, 13660, 14343, 18690, 19124, 20490, 23905, 28686, 37380, 40980, 47810, 57372, 60787, 71715, 95620, 121574, 143430, 182361, 243148, 286860, 303935, 364722, 425509, 607870, 729444, 851018, 911805, 1215740, 1276527, 1702036, 1823610, 2127545, 2553054, 3647220, 4255090, 5106108, 6382635, 8510180, 12765270, 25530540]

約数ペア:

[(1, 25530540), (2, 12765270), (3, 8510180), (4, 6382635), (5, 5106108), (6, 4255090), (7, 3647220), (10, 2553054), (12, 2127545), (14, 1823610), (15, 1702036), (20, 1276527), (21, 1215740), (28, 911805), (30, 851018), (35, 729444), (42, 607870), (60, 425509), (70, 364722), (84, 303935), (89, 286860), (105, 243148), (140, 182361), (178, 143430), (210, 121574), (267, 95620), (356, 71715), (420, 60787), (445, 57372), (534, 47810), (623, 40980), (683, 37380), (890, 28686), (1068, 23905), (1246, 20490), (1335, 19124), (1366, 18690), (1780, 14343), (1869, 13660), (2049, 12460), (2492, 10245), (2670, 9562), (2732, 9345), (3115, 8196), (3415, 7476), (3738, 6830), (4098, 6230), (4781, 5340)]