89834375

素因数分解:

$5^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:150

約数の個数: 48

約数和(自身を含む): 126554400

約数和(自身を除く): 36720025

約数列:

[1, 5, 17, 19, 25, 85, 89, 95, 125, 323, 425, 445, 475, 625, 1513, 1615, 1691, 2125, 2225, 2375, 3125, 7565, 8075, 8455, 10625, 11125, 11875, 28747, 37825, 40375, 42275, 53125, 55625, 59375, 143735, 189125, 201875, 211375, 278125, 718675, 945625, 1009375, 1056875, 3593375, 4728125, 5284375, 17966875, 89834375]

約数ペア:

[(1, 89834375), (5, 17966875), (17, 5284375), (19, 4728125), (25, 3593375), (85, 1056875), (89, 1009375), (95, 945625), (125, 718675), (323, 278125), (425, 211375), (445, 201875), (475, 189125), (625, 143735), (1513, 59375), (1615, 55625), (1691, 53125), (2125, 42275), (2225, 40375), (2375, 37825), (3125, 28747), (7565, 11875), (8075, 11125), (8455, 10625)]