200505875

素因数分解:

$5^3\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:440

約数の個数: 32

約数和(自身を含む): 257774400

約数和(自身を除く): 57268525

約数列:

[1, 5, 25, 67, 89, 125, 269, 335, 445, 1345, 1675, 2225, 5963, 6725, 8375, 11125, 18023, 23941, 29815, 33625, 90115, 119705, 149075, 450575, 598525, 745375, 1604047, 2252875, 2992625, 8020235, 40101175, 200505875]

約数ペア:

[(1, 200505875), (5, 40101175), (25, 8020235), (67, 2992625), (89, 2252875), (125, 1604047), (269, 745375), (335, 598525), (445, 450575), (1345, 149075), (1675, 119705), (2225, 90115), (5963, 33625), (6725, 29815), (8375, 23941), (11125, 18023)]