205152610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{541}}^1\times {\mathrm{2917}}^1$

素因数の和:3478

約数の個数: 32

約数和(自身を含む): 398552112

約数和(自身を除く): 193399502

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 541, 1082, 2705, 2917, 5410, 5834, 7033, 14066, 14585, 29170, 35165, 37921, 70330, 75842, 189605, 379210, 1578097, 3156194, 7890485, 15780970, 20515261, 41030522, 102576305, 205152610]

約数ペア:

[(1, 205152610), (2, 102576305), (5, 41030522), (10, 20515261), (13, 15780970), (26, 7890485), (65, 3156194), (130, 1578097), (541, 379210), (1082, 189605), (2705, 75842), (2917, 70330), (5410, 37921), (5834, 35165), (7033, 29170), (14066, 14585)]