83820416

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 173730480

約数和(自身を除く): 89910064

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 97, 128, 157, 172, 194, 314, 344, 388, 628, 688, 776, 1256, 1376, 1552, 2512, 2752, 3104, 4171, 5024, 5504, 6208, 6751, 8342, 10048, 12416, 13502, 15229, 16684, 20096, 27004, 30458, 33368, 54008, 60916, 66736, 108016, 121832, 133472, 216032, 243664, 266944, 432064, 487328, 533888, 654847, 864128, 974656, 1309694, 1949312, 2619388, 5238776, 10477552, 20955104, 41910208, 83820416]

約数ペア:

[(1, 83820416), (2, 41910208), (4, 20955104), (8, 10477552), (16, 5238776), (32, 2619388), (43, 1949312), (64, 1309694), (86, 974656), (97, 864128), (128, 654847), (157, 533888), (172, 487328), (194, 432064), (314, 266944), (344, 243664), (388, 216032), (628, 133472), (688, 121832), (776, 108016), (1256, 66736), (1376, 60916), (1552, 54008), (2512, 33368), (2752, 30458), (3104, 27004), (4171, 20096), (5024, 16684), (5504, 15229), (6208, 13502), (6751, 12416), (8342, 10048)]