148818520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{881}}^1$

素因数の和:1036

約数の個数: 64

約数和(自身を含む): 346731840

約数和(自身を除く): 197913320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 103, 164, 205, 206, 328, 410, 412, 515, 820, 824, 881, 1030, 1640, 1762, 2060, 3524, 4120, 4223, 4405, 7048, 8446, 8810, 16892, 17620, 21115, 33784, 35240, 36121, 42230, 72242, 84460, 90743, 144484, 168920, 180605, 181486, 288968, 361210, 362972, 453715, 722420, 725944, 907430, 1444840, 1814860, 3629720, 3720463, 7440926, 14881852, 18602315, 29763704, 37204630, 74409260, 148818520]

約数ペア:

[(1, 148818520), (2, 74409260), (4, 37204630), (5, 29763704), (8, 18602315), (10, 14881852), (20, 7440926), (40, 3720463), (41, 3629720), (82, 1814860), (103, 1444840), (164, 907430), (205, 725944), (206, 722420), (328, 453715), (410, 362972), (412, 361210), (515, 288968), (820, 181486), (824, 180605), (881, 168920), (1030, 144484), (1640, 90743), (1762, 84460), (2060, 72242), (3524, 42230), (4120, 36121), (4223, 35240), (4405, 33784), (7048, 21115), (8446, 17620), (8810, 16892)]