64983280

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{35317}}^1$

素因数の和:35353

約数の個数: 40

約数和(自身を含む): 157659552

約数和(自身を除く): 92676272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 35317, 70634, 141268, 176585, 282536, 353170, 565072, 706340, 812291, 1412680, 1624582, 2825360, 3249164, 4061455, 6498328, 8122910, 12996656, 16245820, 32491640, 64983280]

約数ペア:

[(1, 64983280), (2, 32491640), (4, 16245820), (5, 12996656), (8, 8122910), (10, 6498328), (16, 4061455), (20, 3249164), (23, 2825360), (40, 1624582), (46, 1412680), (80, 812291), (92, 706340), (115, 565072), (184, 353170), (230, 282536), (368, 176585), (460, 141268), (920, 70634), (1840, 35317)]