128213396

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{25219}}^1$

素因数の和:25295

約数の個数: 24

約数和(自身を含む): 237269760

約数和(自身を除く): 109056364

約数列:

[1, 2, 4, 31, 41, 62, 82, 124, 164, 1271, 2542, 5084, 25219, 50438, 100876, 781789, 1033979, 1563578, 2067958, 3127156, 4135916, 32053349, 64106698, 128213396]

約数ペア:

[(1, 128213396), (2, 64106698), (4, 32053349), (31, 4135916), (41, 3127156), (62, 2067958), (82, 1563578), (124, 1033979), (164, 781789), (1271, 100876), (2542, 50438), (5084, 25219)]