72269480

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{25447}}^1$

素因数の和:25529

約数の個数: 32

約数和(自身を含む): 164903040

約数和(自身を除く): 92633560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 25447, 50894, 101788, 127235, 203576, 254470, 508940, 1017880, 1806737, 3613474, 7226948, 9033685, 14453896, 18067370, 36134740, 72269480]

約数ペア:

[(1, 72269480), (2, 36134740), (4, 18067370), (5, 14453896), (8, 9033685), (10, 7226948), (20, 3613474), (40, 1806737), (71, 1017880), (142, 508940), (284, 254470), (355, 203576), (568, 127235), (710, 101788), (1420, 50894), (2840, 25447)]