55416400

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{10657}}^1$

素因数の和:10688

約数の個数: 60

約数和(自身を含む): 143392732

約数和(自身を除く): 87976332

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 10657, 21314, 42628, 53285, 85256, 106570, 138541, 170512, 213140, 266425, 277082, 426280, 532850, 554164, 692705, 852560, 1065700, 1108328, 1385410, 2131400, 2216656, 2770820, 3463525, 4262800, 5541640, 6927050, 11083280, 13854100, 27708200, 55416400]

約数ペア:

[(1, 55416400), (2, 27708200), (4, 13854100), (5, 11083280), (8, 6927050), (10, 5541640), (13, 4262800), (16, 3463525), (20, 2770820), (25, 2216656), (26, 2131400), (40, 1385410), (50, 1108328), (52, 1065700), (65, 852560), (80, 692705), (100, 554164), (104, 532850), (130, 426280), (200, 277082), (208, 266425), (260, 213140), (325, 170512), (400, 138541), (520, 106570), (650, 85256), (1040, 53285), (1300, 42628), (2600, 21314), (5200, 10657)]