13020750

素因数分解:

$2^1\times 3^4\times 5^3\times {\mathrm{643}}^1$

素因数の和:672

約数の個数: 80

約数和(自身を含む): 36468432

約数和(自身を除く): 23447682

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 125, 135, 150, 162, 225, 250, 270, 375, 405, 450, 643, 675, 750, 810, 1125, 1286, 1350, 1929, 2025, 2250, 3215, 3375, 3858, 4050, 5787, 6430, 6750, 9645, 10125, 11574, 16075, 17361, 19290, 20250, 28935, 32150, 34722, 48225, 52083, 57870, 80375, 86805, 96450, 104166, 144675, 160750, 173610, 241125, 260415, 289350, 434025, 482250, 520830, 723375, 868050, 1302075, 1446750, 2170125, 2604150, 4340250, 6510375, 13020750]

約数ペア:

[(1, 13020750), (2, 6510375), (3, 4340250), (5, 2604150), (6, 2170125), (9, 1446750), (10, 1302075), (15, 868050), (18, 723375), (25, 520830), (27, 482250), (30, 434025), (45, 289350), (50, 260415), (54, 241125), (75, 173610), (81, 160750), (90, 144675), (125, 104166), (135, 96450), (150, 86805), (162, 80375), (225, 57870), (250, 52083), (270, 48225), (375, 34722), (405, 32150), (450, 28935), (643, 20250), (675, 19290), (750, 17361), (810, 16075), (1125, 11574), (1286, 10125), (1350, 9645), (1929, 6750), (2025, 6430), (2250, 5787), (3215, 4050), (3375, 3858)]