77513680

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:548

約数の個数: 80

約数和(自身を含む): 190344960

約数和(自身を除く): 112831280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 103, 115, 184, 206, 230, 368, 409, 412, 460, 515, 818, 824, 920, 1030, 1636, 1648, 1840, 2045, 2060, 2369, 3272, 4090, 4120, 4738, 6544, 8180, 8240, 9407, 9476, 11845, 16360, 18814, 18952, 23690, 32720, 37628, 37904, 42127, 47035, 47380, 75256, 84254, 94070, 94760, 150512, 168508, 188140, 189520, 210635, 337016, 376280, 421270, 674032, 752560, 842540, 968921, 1685080, 1937842, 3370160, 3875684, 4844605, 7751368, 9689210, 15502736, 19378420, 38756840, 77513680]

約数ペア:

[(1, 77513680), (2, 38756840), (4, 19378420), (5, 15502736), (8, 9689210), (10, 7751368), (16, 4844605), (20, 3875684), (23, 3370160), (40, 1937842), (46, 1685080), (80, 968921), (92, 842540), (103, 752560), (115, 674032), (184, 421270), (206, 376280), (230, 337016), (368, 210635), (409, 189520), (412, 188140), (460, 168508), (515, 150512), (818, 94760), (824, 94070), (920, 84254), (1030, 75256), (1636, 47380), (1648, 47035), (1840, 42127), (2045, 37904), (2060, 37628), (2369, 32720), (3272, 23690), (4090, 18952), (4120, 18814), (4738, 16360), (6544, 11845), (8180, 9476), (8240, 9407)]