70292323720

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{639719}}^1$

素因数の和:639838

約数の個数: 64

約数和(自身を含む): 164433628800

約数和(自身を除く): 94141305080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 67, 82, 134, 164, 205, 268, 328, 335, 410, 536, 670, 820, 1340, 1640, 2680, 2747, 5494, 10988, 13735, 21976, 27470, 54940, 109880, 639719, 1279438, 2558876, 3198595, 5117752, 6397190, 12794380, 25588760, 26228479, 42861173, 52456958, 85722346, 104913916, 131142395, 171444692, 209827832, 214305865, 262284790, 342889384, 428611730, 524569580, 857223460, 1049139160, 1714446920, 1757308093, 3514616186, 7029232372, 8786540465, 14058464744, 17573080930, 35146161860, 70292323720]

約数ペア:

[(1, 70292323720), (2, 35146161860), (4, 17573080930), (5, 14058464744), (8, 8786540465), (10, 7029232372), (20, 3514616186), (40, 1757308093), (41, 1714446920), (67, 1049139160), (82, 857223460), (134, 524569580), (164, 428611730), (205, 342889384), (268, 262284790), (328, 214305865), (335, 209827832), (410, 171444692), (536, 131142395), (670, 104913916), (820, 85722346), (1340, 52456958), (1640, 42861173), (2680, 26228479), (2747, 25588760), (5494, 12794380), (10988, 6397190), (13735, 5117752), (21976, 3198595), (27470, 2558876), (54940, 1279438), (109880, 639719)]