201056875

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:313

約数の個数: 40

約数和(自身を含む): 269913600

約数和(自身を除く): 68856725

約数列:

[1, 5, 17, 25, 85, 125, 127, 149, 425, 625, 635, 745, 2125, 2159, 2533, 3175, 3725, 10625, 10795, 12665, 15875, 18625, 18923, 53975, 63325, 79375, 93125, 94615, 269875, 316625, 321691, 473075, 1349375, 1583125, 1608455, 2365375, 8042275, 11826875, 40211375, 201056875]

約数ペア:

[(1, 201056875), (5, 40211375), (17, 11826875), (25, 8042275), (85, 2365375), (125, 1608455), (127, 1583125), (149, 1349375), (425, 473075), (625, 321691), (635, 316625), (745, 269875), (2125, 94615), (2159, 93125), (2533, 79375), (3175, 63325), (3725, 53975), (10625, 18923), (10795, 18625), (12665, 15875)]