720128

素因数分解:

$2^8\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:142

約数の個数: 36

約数和(自身を含む): 1502340

約数和(自身を除く): 782212

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 97, 116, 128, 194, 232, 256, 388, 464, 776, 928, 1552, 1856, 2813, 3104, 3712, 5626, 6208, 7424, 11252, 12416, 22504, 24832, 45008, 90016, 180032, 360064, 720128]

約数ペア:

[(1, 720128), (2, 360064), (4, 180032), (8, 90016), (16, 45008), (29, 24832), (32, 22504), (58, 12416), (64, 11252), (97, 7424), (116, 6208), (128, 5626), (194, 3712), (232, 3104), (256, 2813), (388, 1856), (464, 1552), (776, 928)]