201648640

素因数分解:

$2^9\times 5^1\times {\mathrm{227}}^1\times {\mathrm{347}}^1$

素因数の和:597

約数の個数: 80

約数和(自身を含む): 487013472

約数和(自身を除く): 285364832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 227, 256, 320, 347, 454, 512, 640, 694, 908, 1135, 1280, 1388, 1735, 1816, 2270, 2560, 2776, 3470, 3632, 4540, 5552, 6940, 7264, 9080, 11104, 13880, 14528, 18160, 22208, 27760, 29056, 36320, 44416, 55520, 58112, 72640, 78769, 88832, 111040, 116224, 145280, 157538, 177664, 222080, 290560, 315076, 393845, 444160, 581120, 630152, 787690, 888320, 1260304, 1575380, 2520608, 3150760, 5041216, 6301520, 10082432, 12603040, 20164864, 25206080, 40329728, 50412160, 100824320, 201648640]

約数ペア:

[(1, 201648640), (2, 100824320), (4, 50412160), (5, 40329728), (8, 25206080), (10, 20164864), (16, 12603040), (20, 10082432), (32, 6301520), (40, 5041216), (64, 3150760), (80, 2520608), (128, 1575380), (160, 1260304), (227, 888320), (256, 787690), (320, 630152), (347, 581120), (454, 444160), (512, 393845), (640, 315076), (694, 290560), (908, 222080), (1135, 177664), (1280, 157538), (1388, 145280), (1735, 116224), (1816, 111040), (2270, 88832), (2560, 78769), (2776, 72640), (3470, 58112), (3632, 55520), (4540, 44416), (5552, 36320), (6940, 29056), (7264, 27760), (9080, 22208), (11104, 18160), (13880, 14528)]