25745174

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:249

約数の個数: 64

約数和(自身を含む): 51601536

約数和(自身を除く): 25856362

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 53, 91, 106, 119, 157, 182, 221, 238, 314, 371, 442, 689, 742, 901, 1099, 1378, 1547, 1802, 2041, 2198, 2669, 3094, 4082, 4823, 5338, 6307, 8321, 9646, 11713, 12614, 14287, 16642, 18683, 23426, 28574, 34697, 37366, 58247, 69394, 81991, 108173, 116494, 141457, 163982, 216346, 242879, 282914, 485758, 757211, 990199, 1514422, 1838941, 1980398, 3677882, 12872587, 25745174]

約数ペア:

[(1, 25745174), (2, 12872587), (7, 3677882), (13, 1980398), (14, 1838941), (17, 1514422), (26, 990199), (34, 757211), (53, 485758), (91, 282914), (106, 242879), (119, 216346), (157, 163982), (182, 141457), (221, 116494), (238, 108173), (314, 81991), (371, 69394), (442, 58247), (689, 37366), (742, 34697), (901, 28574), (1099, 23426), (1378, 18683), (1547, 16642), (1802, 14287), (2041, 12614), (2198, 11713), (2669, 9646), (3094, 8321), (4082, 6307), (4823, 5338)]