31226025

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1289}}^1$

素因数の和:1338

約数の個数: 48

約数和(自身を含む): 57585600

約数和(自身を除く): 26359575

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 255, 285, 323, 425, 475, 969, 1275, 1289, 1425, 1615, 3867, 4845, 6445, 8075, 19335, 21913, 24225, 24491, 32225, 65739, 73473, 96675, 109565, 122455, 328695, 367365, 416347, 547825, 612275, 1249041, 1643475, 1836825, 2081735, 6245205, 10408675, 31226025]

約数ペア:

[(1, 31226025), (3, 10408675), (5, 6245205), (15, 2081735), (17, 1836825), (19, 1643475), (25, 1249041), (51, 612275), (57, 547825), (75, 416347), (85, 367365), (95, 328695), (255, 122455), (285, 109565), (323, 96675), (425, 73473), (475, 65739), (969, 32225), (1275, 24491), (1289, 24225), (1425, 21913), (1615, 19335), (3867, 8075), (4845, 6445)]