3398654320

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{263}}^1\times {\mathrm{991}}^1$

素因数の和:1430

約数の個数: 80

約数和(自身を含む): 7988631552

約数和(自身を除く): 4589977232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 263, 326, 526, 652, 815, 991, 1052, 1304, 1315, 1630, 1982, 2104, 2608, 2630, 3260, 3964, 4208, 4955, 5260, 6520, 7928, 9910, 10520, 13040, 15856, 19820, 21040, 39640, 42869, 79280, 85738, 161533, 171476, 214345, 260633, 323066, 342952, 428690, 521266, 646132, 685904, 807665, 857380, 1042532, 1292264, 1303165, 1615330, 1714760, 2085064, 2584528, 2606330, 3230660, 3429520, 4170128, 5212660, 6461320, 10425320, 12922640, 20850640, 42483179, 84966358, 169932716, 212415895, 339865432, 424831790, 679730864, 849663580, 1699327160, 3398654320]

約数ペア:

[(1, 3398654320), (2, 1699327160), (4, 849663580), (5, 679730864), (8, 424831790), (10, 339865432), (16, 212415895), (20, 169932716), (40, 84966358), (80, 42483179), (163, 20850640), (263, 12922640), (326, 10425320), (526, 6461320), (652, 5212660), (815, 4170128), (991, 3429520), (1052, 3230660), (1304, 2606330), (1315, 2584528), (1630, 2085064), (1982, 1714760), (2104, 1615330), (2608, 1303165), (2630, 1292264), (3260, 1042532), (3964, 857380), (4208, 807665), (4955, 685904), (5260, 646132), (6520, 521266), (7928, 428690), (9910, 342952), (10520, 323066), (13040, 260633), (15856, 214345), (19820, 171476), (21040, 161533), (39640, 85738), (42869, 79280)]