643338112

素因数分解:

$2^7\times {\mathrm{983}}^1\times {\mathrm{5113}}^1$

素因数の和:6110

約数の個数: 32

約数和(自身を含む): 1283204880

約数和(自身を除く): 639866768

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 983, 1966, 3932, 5113, 7864, 10226, 15728, 20452, 31456, 40904, 62912, 81808, 125824, 163616, 327232, 654464, 5026079, 10052158, 20104316, 40208632, 80417264, 160834528, 321669056, 643338112]

約数ペア:

[(1, 643338112), (2, 321669056), (4, 160834528), (8, 80417264), (16, 40208632), (32, 20104316), (64, 10052158), (128, 5026079), (983, 654464), (1966, 327232), (3932, 163616), (5113, 125824), (7864, 81808), (10226, 62912), (15728, 40904), (20452, 31456)]