179664950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{499}}^1$

素因数の和:909

約数の個数: 48

約数和(自身を含む): 353400000

約数和(自身を除く): 173735050

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 379, 475, 499, 758, 950, 998, 1895, 2495, 3790, 4990, 7201, 9475, 9481, 12475, 14402, 18950, 18962, 24950, 36005, 47405, 72010, 94810, 180025, 189121, 237025, 360050, 378242, 474050, 945605, 1891210, 3593299, 4728025, 7186598, 9456050, 17966495, 35932990, 89832475, 179664950]

約数ペア:

[(1, 179664950), (2, 89832475), (5, 35932990), (10, 17966495), (19, 9456050), (25, 7186598), (38, 4728025), (50, 3593299), (95, 1891210), (190, 945605), (379, 474050), (475, 378242), (499, 360050), (758, 237025), (950, 189121), (998, 180025), (1895, 94810), (2495, 72010), (3790, 47405), (4990, 36005), (7201, 24950), (9475, 18962), (9481, 18950), (12475, 14402)]