125355320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2351}}^1$

素因数の和:2436

約数の個数: 64

約数和(自身を含む): 298045440

約数和(自身を除く): 172690120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 43, 62, 86, 124, 155, 172, 215, 248, 310, 344, 430, 620, 860, 1240, 1333, 1720, 2351, 2666, 4702, 5332, 6665, 9404, 10664, 11755, 13330, 18808, 23510, 26660, 47020, 53320, 72881, 94040, 101093, 145762, 202186, 291524, 364405, 404372, 505465, 583048, 728810, 808744, 1010930, 1457620, 2021860, 2915240, 3133883, 4043720, 6267766, 12535532, 15669415, 25071064, 31338830, 62677660, 125355320]

約数ペア:

[(1, 125355320), (2, 62677660), (4, 31338830), (5, 25071064), (8, 15669415), (10, 12535532), (20, 6267766), (31, 4043720), (40, 3133883), (43, 2915240), (62, 2021860), (86, 1457620), (124, 1010930), (155, 808744), (172, 728810), (215, 583048), (248, 505465), (310, 404372), (344, 364405), (430, 291524), (620, 202186), (860, 145762), (1240, 101093), (1333, 94040), (1720, 72881), (2351, 53320), (2666, 47020), (4702, 26660), (5332, 23510), (6665, 18808), (9404, 13330), (10664, 11755)]