6515920

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1031}}^1$

素因数の和:1123

約数の個数: 40

約数和(自身を含む): 15356160

約数和(自身を除く): 8840240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1031, 1264, 1580, 2062, 3160, 4124, 5155, 6320, 8248, 10310, 16496, 20620, 41240, 81449, 82480, 162898, 325796, 407245, 651592, 814490, 1303184, 1628980, 3257960, 6515920]

約数ペア:

[(1, 6515920), (2, 3257960), (4, 1628980), (5, 1303184), (8, 814490), (10, 651592), (16, 407245), (20, 325796), (40, 162898), (79, 82480), (80, 81449), (158, 41240), (316, 20620), (395, 16496), (632, 10310), (790, 8248), (1031, 6320), (1264, 5155), (1580, 4124), (2062, 3160)]