39995488

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1217}}^1$

素因数の和:1319

約数の個数: 48

約数和(自身を含む): 85942080

約数和(自身を除く): 45946592

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 79, 104, 158, 208, 316, 416, 632, 1027, 1217, 1264, 2054, 2434, 2528, 4108, 4868, 8216, 9736, 15821, 16432, 19472, 31642, 32864, 38944, 63284, 96143, 126568, 192286, 253136, 384572, 506272, 769144, 1249859, 1538288, 2499718, 3076576, 4999436, 9998872, 19997744, 39995488]

約数ペア:

[(1, 39995488), (2, 19997744), (4, 9998872), (8, 4999436), (13, 3076576), (16, 2499718), (26, 1538288), (32, 1249859), (52, 769144), (79, 506272), (104, 384572), (158, 253136), (208, 192286), (316, 126568), (416, 96143), (632, 63284), (1027, 38944), (1217, 32864), (1264, 31642), (2054, 19472), (2434, 16432), (2528, 15821), (4108, 9736), (4868, 8216)]