8118225

素因数分解:

$3^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:252

約数の個数: 60

約数和(自身を含む): 15904240

約数和(自身を除く): 7786015

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 81, 95, 135, 171, 211, 225, 285, 405, 475, 513, 633, 675, 855, 1055, 1425, 1539, 1899, 2025, 2565, 3165, 4009, 4275, 5275, 5697, 7695, 9495, 12027, 12825, 15825, 17091, 20045, 28485, 36081, 38475, 47475, 60135, 85455, 100225, 108243, 142425, 180405, 300675, 324729, 427275, 541215, 902025, 1623645, 2706075, 8118225]

約数ペア:

[(1, 8118225), (3, 2706075), (5, 1623645), (9, 902025), (15, 541215), (19, 427275), (25, 324729), (27, 300675), (45, 180405), (57, 142425), (75, 108243), (81, 100225), (95, 85455), (135, 60135), (171, 47475), (211, 38475), (225, 36081), (285, 28485), (405, 20045), (475, 17091), (513, 15825), (633, 12825), (675, 12027), (855, 9495), (1055, 7695), (1425, 5697), (1539, 5275), (1899, 4275), (2025, 4009), (2565, 3165)]