85285430

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{2521}}^1$

素因数の和:2744

約数の個数: 32

約数和(自身を含む): 163425600

約数和(自身を除く): 78140170

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 199, 398, 995, 1990, 2521, 3383, 5042, 6766, 12605, 16915, 25210, 33830, 42857, 85714, 214285, 428570, 501679, 1003358, 2508395, 5016790, 8528543, 17057086, 42642715, 85285430]

約数ペア:

[(1, 85285430), (2, 42642715), (5, 17057086), (10, 8528543), (17, 5016790), (34, 2508395), (85, 1003358), (170, 501679), (199, 428570), (398, 214285), (995, 85714), (1990, 42857), (2521, 33830), (3383, 25210), (5042, 16915), (6766, 12605)]