131043760

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1181}}^1$

素因数の和:1286

約数の個数: 80

約数和(自身を含む): 325380960

約数和(自身を除く): 194337200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 73, 76, 80, 95, 146, 152, 190, 292, 304, 365, 380, 584, 730, 760, 1168, 1181, 1387, 1460, 1520, 2362, 2774, 2920, 4724, 5548, 5840, 5905, 6935, 9448, 11096, 11810, 13870, 18896, 22192, 22439, 23620, 27740, 44878, 47240, 55480, 86213, 89756, 94480, 110960, 112195, 172426, 179512, 224390, 344852, 359024, 431065, 448780, 689704, 862130, 897560, 1379408, 1638047, 1724260, 1795120, 3276094, 3448520, 6552188, 6897040, 8190235, 13104376, 16380470, 26208752, 32760940, 65521880, 131043760]

約数ペア:

[(1, 131043760), (2, 65521880), (4, 32760940), (5, 26208752), (8, 16380470), (10, 13104376), (16, 8190235), (19, 6897040), (20, 6552188), (38, 3448520), (40, 3276094), (73, 1795120), (76, 1724260), (80, 1638047), (95, 1379408), (146, 897560), (152, 862130), (190, 689704), (292, 448780), (304, 431065), (365, 359024), (380, 344852), (584, 224390), (730, 179512), (760, 172426), (1168, 112195), (1181, 110960), (1387, 94480), (1460, 89756), (1520, 86213), (2362, 55480), (2774, 47240), (2920, 44878), (4724, 27740), (5548, 23620), (5840, 22439), (5905, 22192), (6935, 18896), (9448, 13870), (11096, 11810)]