30257025

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1249}}^1$

素因数の和:1298

約数の個数: 48

約数和(自身を含む): 55800000

約数和(自身を除く): 25542975

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 255, 285, 323, 425, 475, 969, 1249, 1275, 1425, 1615, 3747, 4845, 6245, 8075, 18735, 21233, 23731, 24225, 31225, 63699, 71193, 93675, 106165, 118655, 318495, 355965, 403427, 530825, 593275, 1210281, 1592475, 1779825, 2017135, 6051405, 10085675, 30257025]

約数ペア:

[(1, 30257025), (3, 10085675), (5, 6051405), (15, 2017135), (17, 1779825), (19, 1592475), (25, 1210281), (51, 593275), (57, 530825), (75, 403427), (85, 355965), (95, 318495), (255, 118655), (285, 106165), (323, 93675), (425, 71193), (475, 63699), (969, 31225), (1249, 24225), (1275, 23731), (1425, 21233), (1615, 18735), (3747, 8075), (4845, 6245)]