257120056

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{593}}^1\times {\mathrm{653}}^1$

素因数の和:1335

約数の個数: 32

約数和(自身を含む): 489479760

約数和(自身を除く): 232359704

約数列:

[1, 2, 4, 8, 83, 166, 332, 593, 653, 664, 1186, 1306, 2372, 2612, 4744, 5224, 49219, 54199, 98438, 108398, 196876, 216796, 387229, 393752, 433592, 774458, 1548916, 3097832, 32140007, 64280014, 128560028, 257120056]

約数ペア:

[(1, 257120056), (2, 128560028), (4, 64280014), (8, 32140007), (83, 3097832), (166, 1548916), (332, 774458), (593, 433592), (653, 393752), (664, 387229), (1186, 216796), (1306, 196876), (2372, 108398), (2612, 98438), (4744, 54199), (5224, 49219)]