89722240

素因数分解:

$2^7\times 5^1\times {\mathrm{140191}}^1$

素因数の和:140210

約数の個数: 32

約数和(自身を含む): 214493760

約数和(自身を除く): 124771520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 140191, 280382, 560764, 700955, 1121528, 1401910, 2243056, 2803820, 4486112, 5607640, 8972224, 11215280, 17944448, 22430560, 44861120, 89722240]

約数ペア:

[(1, 89722240), (2, 44861120), (4, 22430560), (5, 17944448), (8, 11215280), (10, 8972224), (16, 5607640), (20, 4486112), (32, 2803820), (40, 2243056), (64, 1401910), (80, 1121528), (128, 700955), (160, 560764), (320, 280382), (640, 140191)]