16454941280

素因数分解:

$2^5\times 5^1\times {\mathrm{163}}^1\times {\mathrm{630941}}^1$

素因数の和:631119

約数の個数: 48

約数和(自身を含む): 39113356464

約数和(自身を除く): 22658415184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 5216, 6520, 13040, 26080, 630941, 1261882, 2523764, 3154705, 5047528, 6309410, 10095056, 12618820, 20190112, 25237640, 50475280, 100950560, 102843383, 205686766, 411373532, 514216915, 822747064, 1028433830, 1645494128, 2056867660, 3290988256, 4113735320, 8227470640, 16454941280]

約数ペア:

[(1, 16454941280), (2, 8227470640), (4, 4113735320), (5, 3290988256), (8, 2056867660), (10, 1645494128), (16, 1028433830), (20, 822747064), (32, 514216915), (40, 411373532), (80, 205686766), (160, 102843383), (163, 100950560), (326, 50475280), (652, 25237640), (815, 20190112), (1304, 12618820), (1630, 10095056), (2608, 6309410), (3260, 5047528), (5216, 3154705), (6520, 2523764), (13040, 1261882), (26080, 630941)]