31423000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{67}}^2$

素因数の和:162

約数の個数: 96

約数和(自身を含む): 85307040

約数和(自身を除く): 53884040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 67, 70, 100, 125, 134, 140, 175, 200, 250, 268, 280, 335, 350, 469, 500, 536, 670, 700, 875, 938, 1000, 1340, 1400, 1675, 1750, 1876, 2345, 2680, 3350, 3500, 3752, 4489, 4690, 6700, 7000, 8375, 8978, 9380, 11725, 13400, 16750, 17956, 18760, 22445, 23450, 31423, 33500, 35912, 44890, 46900, 58625, 62846, 67000, 89780, 93800, 112225, 117250, 125692, 157115, 179560, 224450, 234500, 251384, 314230, 448900, 469000, 561125, 628460, 785575, 897800, 1122250, 1256920, 1571150, 2244500, 3142300, 3927875, 4489000, 6284600, 7855750, 15711500, 31423000]

約数ペア:

[(1, 31423000), (2, 15711500), (4, 7855750), (5, 6284600), (7, 4489000), (8, 3927875), (10, 3142300), (14, 2244500), (20, 1571150), (25, 1256920), (28, 1122250), (35, 897800), (40, 785575), (50, 628460), (56, 561125), (67, 469000), (70, 448900), (100, 314230), (125, 251384), (134, 234500), (140, 224450), (175, 179560), (200, 157115), (250, 125692), (268, 117250), (280, 112225), (335, 93800), (350, 89780), (469, 67000), (500, 62846), (536, 58625), (670, 46900), (700, 44890), (875, 35912), (938, 33500), (1000, 31423), (1340, 23450), (1400, 22445), (1675, 18760), (1750, 17956), (1876, 16750), (2345, 13400), (2680, 11725), (3350, 9380), (3500, 8978), (3752, 8375), (4489, 7000), (4690, 6700)]