71379760

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{14627}}^1$

素因数の和:14701

約数の個数: 40

約数和(自身を含む): 168690096

約数和(自身を除く): 97310336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 14627, 29254, 58508, 73135, 117016, 146270, 234032, 292540, 585080, 892247, 1170160, 1784494, 3568988, 4461235, 7137976, 8922470, 14275952, 17844940, 35689880, 71379760]

約数ペア:

[(1, 71379760), (2, 35689880), (4, 17844940), (5, 14275952), (8, 8922470), (10, 7137976), (16, 4461235), (20, 3568988), (40, 1784494), (61, 1170160), (80, 892247), (122, 585080), (244, 292540), (305, 234032), (488, 146270), (610, 117016), (976, 73135), (1220, 58508), (2440, 29254), (4880, 14627)]