90028480

素因数分解:

$2^6\times 5^1\times {\mathrm{281339}}^1$

素因数の和:281356

約数の個数: 28

約数和(自身を含む): 214381080

約数和(自身を除く): 124352600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 281339, 562678, 1125356, 1406695, 2250712, 2813390, 4501424, 5626780, 9002848, 11253560, 18005696, 22507120, 45014240, 90028480]

約数ペア:

[(1, 90028480), (2, 45014240), (4, 22507120), (5, 18005696), (8, 11253560), (10, 9002848), (16, 5626780), (20, 4501424), (32, 2813390), (40, 2250712), (64, 1406695), (80, 1125356), (160, 562678), (320, 281339)]