201456128

素因数分解:

$2^9\times {\mathrm{89}}^1\times {\mathrm{4421}}^1$

素因数の和:4528

約数の個数: 40

約数和(自身を含む): 407133540

約数和(自身を除く): 205677412

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 128, 178, 256, 356, 512, 712, 1424, 2848, 4421, 5696, 8842, 11392, 17684, 22784, 35368, 45568, 70736, 141472, 282944, 393469, 565888, 786938, 1131776, 1573876, 2263552, 3147752, 6295504, 12591008, 25182016, 50364032, 100728064, 201456128]

約数ペア:

[(1, 201456128), (2, 100728064), (4, 50364032), (8, 25182016), (16, 12591008), (32, 6295504), (64, 3147752), (89, 2263552), (128, 1573876), (178, 1131776), (256, 786938), (356, 565888), (512, 393469), (712, 282944), (1424, 141472), (2848, 70736), (4421, 45568), (5696, 35368), (8842, 22784), (11392, 17684)]