25731664

素因数分解:

$2^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1427}}^1$

素因数の和:1472

約数の個数: 60

約数和(自身を含む): 60558624

約数和(自身を除く): 34826960

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 49, 56, 92, 98, 112, 161, 184, 196, 322, 368, 392, 644, 784, 1127, 1288, 1427, 2254, 2576, 2854, 4508, 5708, 9016, 9989, 11416, 18032, 19978, 22832, 32821, 39956, 65642, 69923, 79912, 131284, 139846, 159824, 229747, 262568, 279692, 459494, 525136, 559384, 918988, 1118768, 1608229, 1837976, 3216458, 3675952, 6432916, 12865832, 25731664]

約数ペア:

[(1, 25731664), (2, 12865832), (4, 6432916), (7, 3675952), (8, 3216458), (14, 1837976), (16, 1608229), (23, 1118768), (28, 918988), (46, 559384), (49, 525136), (56, 459494), (92, 279692), (98, 262568), (112, 229747), (161, 159824), (184, 139846), (196, 131284), (322, 79912), (368, 69923), (392, 65642), (644, 39956), (784, 32821), (1127, 22832), (1288, 19978), (1427, 18032), (2254, 11416), (2576, 9989), (2854, 9016), (4508, 5708)]