61646720

素因数分解:

$2^7\times 5^1\times {\mathrm{96323}}^1$

素因数の和:96342

約数の個数: 32

約数和(自身を含む): 147375720

約数和(自身を除く): 85729000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 96323, 192646, 385292, 481615, 770584, 963230, 1541168, 1926460, 3082336, 3852920, 6164672, 7705840, 12329344, 15411680, 30823360, 61646720]

約数ペア:

[(1, 61646720), (2, 30823360), (4, 15411680), (5, 12329344), (8, 7705840), (10, 6164672), (16, 3852920), (20, 3082336), (32, 1926460), (40, 1541168), (64, 963230), (80, 770584), (128, 481615), (160, 385292), (320, 192646), (640, 96323)]