25522140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{8681}}^1$

素因数の和:8707

約数の個数: 72

約数和(自身を含む): 83138832

約数和(自身を除く): 57616692

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 8681, 17362, 26043, 34724, 43405, 52086, 60767, 86810, 104172, 121534, 130215, 173620, 182301, 243068, 260430, 303835, 364602, 425369, 520860, 607670, 729204, 850738, 911505, 1215340, 1276107, 1701476, 1823010, 2126845, 2552214, 3646020, 4253690, 5104428, 6380535, 8507380, 12761070, 25522140]

約数ペア:

[(1, 25522140), (2, 12761070), (3, 8507380), (4, 6380535), (5, 5104428), (6, 4253690), (7, 3646020), (10, 2552214), (12, 2126845), (14, 1823010), (15, 1701476), (20, 1276107), (21, 1215340), (28, 911505), (30, 850738), (35, 729204), (42, 607670), (49, 520860), (60, 425369), (70, 364602), (84, 303835), (98, 260430), (105, 243068), (140, 182301), (147, 173620), (196, 130215), (210, 121534), (245, 104172), (294, 86810), (420, 60767), (490, 52086), (588, 43405), (735, 34724), (980, 26043), (1470, 17362), (2940, 8681)]