2573804528

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{25457}}^1$

素因数の和:25625

約数の個数: 40

約数和(自身を含む): 5114003040

約数和(自身を除く): 2540198512

約数列:

[1, 2, 4, 8, 16, 71, 89, 142, 178, 284, 356, 568, 712, 1136, 1424, 6319, 12638, 25276, 25457, 50552, 50914, 101104, 101828, 203656, 407312, 1807447, 2265673, 3614894, 4531346, 7229788, 9062692, 14459576, 18125384, 28919152, 36250768, 160862783, 321725566, 643451132, 1286902264, 2573804528]

約数ペア:

[(1, 2573804528), (2, 1286902264), (4, 643451132), (8, 321725566), (16, 160862783), (71, 36250768), (89, 28919152), (142, 18125384), (178, 14459576), (284, 9062692), (356, 7229788), (568, 4531346), (712, 3614894), (1136, 2265673), (1424, 1807447), (6319, 407312), (12638, 203656), (25276, 101828), (25457, 101104), (50552, 50914)]