89053880

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{31357}}^1$

素因数の和:31439

約数の個数: 32

約数和(自身を含む): 203199840

約数和(自身を除く): 114145960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 31357, 62714, 125428, 156785, 250856, 313570, 627140, 1254280, 2226347, 4452694, 8905388, 11131735, 17810776, 22263470, 44526940, 89053880]

約数ペア:

[(1, 89053880), (2, 44526940), (4, 22263470), (5, 17810776), (8, 11131735), (10, 8905388), (20, 4452694), (40, 2226347), (71, 1254280), (142, 627140), (284, 313570), (355, 250856), (568, 156785), (710, 125428), (1420, 62714), (2840, 31357)]