164046880

素因数分解:

$2^5\times 5^1\times {\mathrm{419}}^1\times {\mathrm{2447}}^1$

素因数の和:2881

約数の個数: 48

約数和(自身を含む): 388644480

約数和(自身を除く): 224597600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 419, 838, 1676, 2095, 2447, 3352, 4190, 4894, 6704, 8380, 9788, 12235, 13408, 16760, 19576, 24470, 33520, 39152, 48940, 67040, 78304, 97880, 195760, 391520, 1025293, 2050586, 4101172, 5126465, 8202344, 10252930, 16404688, 20505860, 32809376, 41011720, 82023440, 164046880]

約数ペア:

[(1, 164046880), (2, 82023440), (4, 41011720), (5, 32809376), (8, 20505860), (10, 16404688), (16, 10252930), (20, 8202344), (32, 5126465), (40, 4101172), (80, 2050586), (160, 1025293), (419, 391520), (838, 195760), (1676, 97880), (2095, 78304), (2447, 67040), (3352, 48940), (4190, 39152), (4894, 33520), (6704, 24470), (8380, 19576), (9788, 16760), (12235, 13408)]