13000400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{4643}}^1$

素因数の和:4668

約数の個数: 60

約数和(自身を含む): 35703072

約数和(自身を除く): 22702672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 4643, 9286, 18572, 23215, 32501, 37144, 46430, 65002, 74288, 92860, 116075, 130004, 162505, 185720, 232150, 260008, 325010, 371440, 464300, 520016, 650020, 812525, 928600, 1300040, 1625050, 1857200, 2600080, 3250100, 6500200, 13000400]

約数ペア:

[(1, 13000400), (2, 6500200), (4, 3250100), (5, 2600080), (7, 1857200), (8, 1625050), (10, 1300040), (14, 928600), (16, 812525), (20, 650020), (25, 520016), (28, 464300), (35, 371440), (40, 325010), (50, 260008), (56, 232150), (70, 185720), (80, 162505), (100, 130004), (112, 116075), (140, 92860), (175, 74288), (200, 65002), (280, 46430), (350, 37144), (400, 32501), (560, 23215), (700, 18572), (1400, 9286), (2800, 4643)]