79688125

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1$

素因数の和:271

約数の個数: 40

約数和(自身を含む): 110889504

約数和(自身を除く): 31201379

約数列:

[1, 5, 11, 25, 55, 67, 125, 173, 275, 335, 625, 737, 865, 1375, 1675, 1903, 3685, 4325, 6875, 8375, 9515, 11591, 18425, 21625, 41875, 47575, 57955, 92125, 108125, 127501, 237875, 289775, 460625, 637505, 1189375, 1448875, 3187525, 7244375, 15937625, 79688125]

約数ペア:

[(1, 79688125), (5, 15937625), (11, 7244375), (25, 3187525), (55, 1448875), (67, 1189375), (125, 637505), (173, 460625), (275, 289775), (335, 237875), (625, 127501), (737, 108125), (865, 92125), (1375, 57955), (1675, 47575), (1903, 41875), (3685, 21625), (4325, 18425), (6875, 11591), (8375, 9515)]