51415425

素因数分解:

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

素因数の和:268

約数の個数: 72

約数和(自身を含む): 100157280

約数和(自身を除く): 48741855

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 95, 135, 171, 211, 225, 285, 361, 475, 513, 633, 675, 855, 1055, 1083, 1425, 1805, 1899, 2565, 3165, 3249, 4009, 4275, 5275, 5415, 5697, 9025, 9495, 9747, 12027, 12825, 15825, 16245, 20045, 27075, 28485, 36081, 47475, 48735, 60135, 76171, 81225, 100225, 108243, 142425, 180405, 228513, 243675, 300675, 380855, 541215, 685539, 902025, 1142565, 1904275, 2056617, 2706075, 3427695, 5712825, 10283085, 17138475, 51415425]

約数ペア:

[(1, 51415425), (3, 17138475), (5, 10283085), (9, 5712825), (15, 3427695), (19, 2706075), (25, 2056617), (27, 1904275), (45, 1142565), (57, 902025), (75, 685539), (95, 541215), (135, 380855), (171, 300675), (211, 243675), (225, 228513), (285, 180405), (361, 142425), (475, 108243), (513, 100225), (633, 81225), (675, 76171), (855, 60135), (1055, 48735), (1083, 47475), (1425, 36081), (1805, 28485), (1899, 27075), (2565, 20045), (3165, 16245), (3249, 15825), (4009, 12825), (4275, 12027), (5275, 9747), (5415, 9495), (5697, 9025)]