100802960

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{17747}}^1$

素因数の和:17831

約数の個数: 40

約数和(自身を含む): 237681216

約数和(自身を除く): 136878256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 17747, 35494, 70988, 88735, 141976, 177470, 283952, 354940, 709880, 1260037, 1419760, 2520074, 5040148, 6300185, 10080296, 12600370, 20160592, 25200740, 50401480, 100802960]

約数ペア:

[(1, 100802960), (2, 50401480), (4, 25200740), (5, 20160592), (8, 12600370), (10, 10080296), (16, 6300185), (20, 5040148), (40, 2520074), (71, 1419760), (80, 1260037), (142, 709880), (284, 354940), (355, 283952), (568, 177470), (710, 141976), (1136, 88735), (1420, 70988), (2840, 35494), (5680, 17747)]