800231320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{19181}}^1$

素因数の和:19348

約数の個数: 64

約数和(自身を含む): 2071656000

約数和(自身を除く): 1271424680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 149, 280, 298, 596, 745, 1043, 1192, 1490, 2086, 2980, 4172, 5215, 5960, 8344, 10430, 19181, 20860, 38362, 41720, 76724, 95905, 134267, 153448, 191810, 268534, 383620, 537068, 671335, 767240, 1074136, 1342670, 2685340, 2857969, 5370680, 5715938, 11431876, 14289845, 20005783, 22863752, 28579690, 40011566, 57159380, 80023132, 100028915, 114318760, 160046264, 200057830, 400115660, 800231320]

約数ペア:

[(1, 800231320), (2, 400115660), (4, 200057830), (5, 160046264), (7, 114318760), (8, 100028915), (10, 80023132), (14, 57159380), (20, 40011566), (28, 28579690), (35, 22863752), (40, 20005783), (56, 14289845), (70, 11431876), (140, 5715938), (149, 5370680), (280, 2857969), (298, 2685340), (596, 1342670), (745, 1074136), (1043, 767240), (1192, 671335), (1490, 537068), (2086, 383620), (2980, 268534), (4172, 191810), (5215, 153448), (5960, 134267), (8344, 95905), (10430, 76724), (19181, 41720), (20860, 38362)]