201952090

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{1319}}^1$

素因数の和:1638

約数の個数: 32

約数和(自身を含む): 371226240

約数和(自身を除く): 169274150

約数列:

[1, 2, 5, 10, 61, 122, 251, 305, 502, 610, 1255, 1319, 2510, 2638, 6595, 13190, 15311, 30622, 76555, 80459, 153110, 160918, 331069, 402295, 662138, 804590, 1655345, 3310690, 20195209, 40390418, 100976045, 201952090]

約数ペア:

[(1, 201952090), (2, 100976045), (5, 40390418), (10, 20195209), (61, 3310690), (122, 1655345), (251, 804590), (305, 662138), (502, 402295), (610, 331069), (1255, 160918), (1319, 153110), (2510, 80459), (2638, 76555), (6595, 30622), (13190, 15311)]