258700160

素因数分解:

$2^7\times 5^1\times {\mathrm{41}}^1\times {\mathrm{9859}}^1$

素因数の和:9919

約数の個数: 64

約数和(自身を含む): 633603600

約数和(自身を除く): 374903440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 320, 328, 410, 640, 656, 820, 1312, 1640, 2624, 3280, 5248, 6560, 9859, 13120, 19718, 26240, 39436, 49295, 78872, 98590, 157744, 197180, 315488, 394360, 404219, 630976, 788720, 808438, 1261952, 1577440, 1616876, 2021095, 3154880, 3233752, 4042190, 6309760, 6467504, 8084380, 12935008, 16168760, 25870016, 32337520, 51740032, 64675040, 129350080, 258700160]

約数ペア:

[(1, 258700160), (2, 129350080), (4, 64675040), (5, 51740032), (8, 32337520), (10, 25870016), (16, 16168760), (20, 12935008), (32, 8084380), (40, 6467504), (41, 6309760), (64, 4042190), (80, 3233752), (82, 3154880), (128, 2021095), (160, 1616876), (164, 1577440), (205, 1261952), (320, 808438), (328, 788720), (410, 630976), (640, 404219), (656, 394360), (820, 315488), (1312, 197180), (1640, 157744), (2624, 98590), (3280, 78872), (5248, 49295), (6560, 39436), (9859, 26240), (13120, 19718)]