71379360040

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{881}}^1\times {\mathrm{8923}}^1$

素因数の和:10042

約数の個数: 64

約数和(自身を含む): 161512263360

約数和(自身を除く): 90132903320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 881, 908, 1135, 1762, 1816, 2270, 3524, 4405, 4540, 7048, 8810, 8923, 9080, 17620, 17846, 35240, 35692, 44615, 71384, 89230, 178460, 199987, 356920, 399974, 799948, 999935, 1599896, 1999870, 2025521, 3999740, 4051042, 7861163, 7999480, 8102084, 10127605, 15722326, 16204168, 20255210, 31444652, 39305815, 40510420, 62889304, 78611630, 81020840, 157223260, 314446520, 1784484001, 3568968002, 7137936004, 8922420005, 14275872008, 17844840010, 35689680020, 71379360040]

約数ペア:

[(1, 71379360040), (2, 35689680020), (4, 17844840010), (5, 14275872008), (8, 8922420005), (10, 7137936004), (20, 3568968002), (40, 1784484001), (227, 314446520), (454, 157223260), (881, 81020840), (908, 78611630), (1135, 62889304), (1762, 40510420), (1816, 39305815), (2270, 31444652), (3524, 20255210), (4405, 16204168), (4540, 15722326), (7048, 10127605), (8810, 8102084), (8923, 7999480), (9080, 7861163), (17620, 4051042), (17846, 3999740), (35240, 2025521), (35692, 1999870), (44615, 1599896), (71384, 999935), (89230, 799948), (178460, 399974), (199987, 356920)]