99495040

素因数分解:

$2^7\times 5^1\times {\mathrm{155461}}^1$

素因数の和:155480

約数の個数: 32

約数和(自身を含む): 237856860

約数和(自身を除く): 138361820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 155461, 310922, 621844, 777305, 1243688, 1554610, 2487376, 3109220, 4974752, 6218440, 9949504, 12436880, 19899008, 24873760, 49747520, 99495040]

約数ペア:

[(1, 99495040), (2, 49747520), (4, 24873760), (5, 19899008), (8, 12436880), (10, 9949504), (16, 6218440), (20, 4974752), (32, 3109220), (40, 2487376), (64, 1554610), (80, 1243688), (128, 777305), (160, 621844), (320, 310922), (640, 155461)]