131630960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53077}}^1$

素因数の和:53121

約数の個数: 40

約数和(自身を含む): 315920256

約数和(自身を除く): 184289296

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 53077, 106154, 212308, 265385, 424616, 530770, 849232, 1061540, 1645387, 2123080, 3290774, 4246160, 6581548, 8226935, 13163096, 16453870, 26326192, 32907740, 65815480, 131630960]

約数ペア:

[(1, 131630960), (2, 65815480), (4, 32907740), (5, 26326192), (8, 16453870), (10, 13163096), (16, 8226935), (20, 6581548), (31, 4246160), (40, 3290774), (62, 2123080), (80, 1645387), (124, 1061540), (155, 849232), (248, 530770), (310, 424616), (496, 265385), (620, 212308), (1240, 106154), (2480, 53077)]