520243984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{80683}}^1$

素因数の和:80735

約数の個数: 40

約数和(自身を含む): 1120539392

約数和(自身を除く): 600295408

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 80683, 161366, 322732, 645464, 1048879, 1290928, 2097758, 2501173, 4195516, 5002346, 8391032, 10004692, 16782064, 20009384, 32515249, 40018768, 65030498, 130060996, 260121992, 520243984]

約数ペア:

[(1, 520243984), (2, 260121992), (4, 130060996), (8, 65030498), (13, 40018768), (16, 32515249), (26, 20009384), (31, 16782064), (52, 10004692), (62, 8391032), (104, 5002346), (124, 4195516), (208, 2501173), (248, 2097758), (403, 1290928), (496, 1048879), (806, 645464), (1612, 322732), (3224, 161366), (6448, 80683)]