202010625

素因数分解:

$3^3\times 5^4\times {\mathrm{11971}}^1$

素因数の和:12000

約数の個数: 40

約数和(自身を含む): 374005280

約数和(自身を除く): 171994655

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 225, 375, 625, 675, 1125, 1875, 3375, 5625, 11971, 16875, 35913, 59855, 107739, 179565, 299275, 323217, 538695, 897825, 1496375, 1616085, 2693475, 4489125, 7481875, 8080425, 13467375, 22445625, 40402125, 67336875, 202010625]

約数ペア:

[(1, 202010625), (3, 67336875), (5, 40402125), (9, 22445625), (15, 13467375), (25, 8080425), (27, 7481875), (45, 4489125), (75, 2693475), (125, 1616085), (135, 1496375), (225, 897825), (375, 538695), (625, 323217), (675, 299275), (1125, 179565), (1875, 107739), (3375, 59855), (5625, 35913), (11971, 16875)]