115704440

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{311}}^1$

素因数の和:524

約数の個数: 64

約数和(自身を含む): 266872320

約数和(自身を除く): 151167880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 131, 142, 262, 284, 311, 355, 524, 568, 622, 655, 710, 1048, 1244, 1310, 1420, 1555, 2488, 2620, 2840, 3110, 5240, 6220, 9301, 12440, 18602, 22081, 37204, 40741, 44162, 46505, 74408, 81482, 88324, 93010, 110405, 162964, 176648, 186020, 203705, 220810, 325928, 372040, 407410, 441620, 814820, 883240, 1629640, 2892611, 5785222, 11570444, 14463055, 23140888, 28926110, 57852220, 115704440]

約数ペア:

[(1, 115704440), (2, 57852220), (4, 28926110), (5, 23140888), (8, 14463055), (10, 11570444), (20, 5785222), (40, 2892611), (71, 1629640), (131, 883240), (142, 814820), (262, 441620), (284, 407410), (311, 372040), (355, 325928), (524, 220810), (568, 203705), (622, 186020), (655, 176648), (710, 162964), (1048, 110405), (1244, 93010), (1310, 88324), (1420, 81482), (1555, 74408), (2488, 46505), (2620, 44162), (2840, 40741), (3110, 37204), (5240, 22081), (6220, 18602), (9301, 12440)]