201691520

素因数分解:

$2^7\times 5^1\times {\mathrm{29}}^1\times {\mathrm{10867}}^1$

素因数の和:10915

約数の個数: 64

約数和(自身を含む): 498841200

約数和(自身を除く): 297149680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 290, 320, 464, 580, 640, 928, 1160, 1856, 2320, 3712, 4640, 9280, 10867, 18560, 21734, 43468, 54335, 86936, 108670, 173872, 217340, 315143, 347744, 434680, 630286, 695488, 869360, 1260572, 1390976, 1575715, 1738720, 2521144, 3151430, 3477440, 5042288, 6302860, 6954880, 10084576, 12605720, 20169152, 25211440, 40338304, 50422880, 100845760, 201691520]

約数ペア:

[(1, 201691520), (2, 100845760), (4, 50422880), (5, 40338304), (8, 25211440), (10, 20169152), (16, 12605720), (20, 10084576), (29, 6954880), (32, 6302860), (40, 5042288), (58, 3477440), (64, 3151430), (80, 2521144), (116, 1738720), (128, 1575715), (145, 1390976), (160, 1260572), (232, 869360), (290, 695488), (320, 630286), (464, 434680), (580, 347744), (640, 315143), (928, 217340), (1160, 173872), (1856, 108670), (2320, 86936), (3712, 54335), (4640, 43468), (9280, 21734), (10867, 18560)]