73988892680

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{26052427}}^1$

素因数の和:26052509

約数の個数: 32

約数和(自身を含む): 168819733440

約数和(自身を除く): 94830840760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 26052427, 52104854, 104209708, 130262135, 208419416, 260524270, 521048540, 1042097080, 1849722317, 3699444634, 7398889268, 9248611585, 14797778536, 18497223170, 36994446340, 73988892680]

約数ペア:

[(1, 73988892680), (2, 36994446340), (4, 18497223170), (5, 14797778536), (8, 9248611585), (10, 7398889268), (20, 3699444634), (40, 1849722317), (71, 1042097080), (142, 521048540), (284, 260524270), (355, 208419416), (568, 130262135), (710, 104209708), (1420, 52104854), (2840, 26052427)]