83078720

素因数分解:

$2^6\times 5^1\times {\mathrm{259621}}^1$

素因数の和:259638

約数の個数: 28

約数和(自身を含む): 197831964

約数和(自身を除く): 114753244

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 259621, 519242, 1038484, 1298105, 2076968, 2596210, 4153936, 5192420, 8307872, 10384840, 16615744, 20769680, 41539360, 83078720]

約数ペア:

[(1, 83078720), (2, 41539360), (4, 20769680), (5, 16615744), (8, 10384840), (10, 8307872), (16, 5192420), (20, 4153936), (32, 2596210), (40, 2076968), (64, 1298105), (80, 1038484), (160, 519242), (320, 259621)]