25998232

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 56448000

約数和(自身を除く): 30449768

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 59, 76, 104, 118, 152, 223, 236, 247, 446, 472, 494, 767, 892, 988, 1121, 1534, 1784, 1976, 2242, 2899, 3068, 4237, 4484, 5798, 6136, 8474, 8968, 11596, 13157, 14573, 16948, 23192, 26314, 29146, 33896, 52628, 55081, 58292, 105256, 110162, 116584, 171041, 220324, 249983, 342082, 440648, 499966, 684164, 999932, 1368328, 1999864, 3249779, 6499558, 12999116, 25998232]

約数ペア:

[(1, 25998232), (2, 12999116), (4, 6499558), (8, 3249779), (13, 1999864), (19, 1368328), (26, 999932), (38, 684164), (52, 499966), (59, 440648), (76, 342082), (104, 249983), (118, 220324), (152, 171041), (223, 116584), (236, 110162), (247, 105256), (446, 58292), (472, 55081), (494, 52628), (767, 33896), (892, 29146), (988, 26314), (1121, 23192), (1534, 16948), (1784, 14573), (1976, 13157), (2242, 11596), (2899, 8968), (3068, 8474), (4237, 6136), (4484, 5798)]