2538349360

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{797}}^1\times {\mathrm{971}}^1$

素因数の和:1822

約数の個数: 80

約数和(自身を含む): 6059424672

約数和(自身を除く): 3521075312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 797, 820, 971, 1594, 1640, 1942, 3188, 3280, 3884, 3985, 4855, 6376, 7768, 7970, 9710, 12752, 15536, 15940, 19420, 31880, 32677, 38840, 39811, 63760, 65354, 77680, 79622, 130708, 159244, 163385, 199055, 261416, 318488, 326770, 398110, 522832, 636976, 653540, 773887, 796220, 1307080, 1547774, 1592440, 2614160, 3095548, 3184880, 3869435, 6191096, 7738870, 12382192, 15477740, 30955480, 31729367, 61910960, 63458734, 126917468, 158646835, 253834936, 317293670, 507669872, 634587340, 1269174680, 2538349360]

約数ペア:

[(1, 2538349360), (2, 1269174680), (4, 634587340), (5, 507669872), (8, 317293670), (10, 253834936), (16, 158646835), (20, 126917468), (40, 63458734), (41, 61910960), (80, 31729367), (82, 30955480), (164, 15477740), (205, 12382192), (328, 7738870), (410, 6191096), (656, 3869435), (797, 3184880), (820, 3095548), (971, 2614160), (1594, 1592440), (1640, 1547774), (1942, 1307080), (3188, 796220), (3280, 773887), (3884, 653540), (3985, 636976), (4855, 522832), (6376, 398110), (7768, 326770), (7970, 318488), (9710, 261416), (12752, 199055), (15536, 163385), (15940, 159244), (19420, 130708), (31880, 79622), (32677, 77680), (38840, 65354), (39811, 63760)]