66884180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{16001}}^1$

素因数の和:16040

約数の個数: 48

約数和(自身を含む): 161300160

約数和(自身を除く): 94415980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 16001, 32002, 64004, 80005, 160010, 176011, 304019, 320020, 352022, 608038, 704044, 880055, 1216076, 1520095, 1760110, 3040190, 3344209, 3520220, 6080380, 6688418, 13376836, 16721045, 33442090, 66884180]

約数ペア:

[(1, 66884180), (2, 33442090), (4, 16721045), (5, 13376836), (10, 6688418), (11, 6080380), (19, 3520220), (20, 3344209), (22, 3040190), (38, 1760110), (44, 1520095), (55, 1216076), (76, 880055), (95, 704044), (110, 608038), (190, 352022), (209, 320020), (220, 304019), (380, 176011), (418, 160010), (836, 80005), (1045, 64004), (2090, 32002), (4180, 16001)]