72187990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{2237}}^1$

素因数の和:2712

約数の個数: 32

約数和(自身を含む): 148889664

約数和(自身を除く): 76701674

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 461, 922, 2237, 2305, 3227, 4474, 4610, 6454, 11185, 15659, 16135, 22370, 31318, 32270, 78295, 156590, 1031257, 2062514, 5156285, 7218799, 10312570, 14437598, 36093995, 72187990]

約数ペア:

[(1, 72187990), (2, 36093995), (5, 14437598), (7, 10312570), (10, 7218799), (14, 5156285), (35, 2062514), (70, 1031257), (461, 156590), (922, 78295), (2237, 32270), (2305, 31318), (3227, 22370), (4474, 16135), (4610, 15659), (6454, 11185)]