127777375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:185

約数の個数: 64

約数和(自身を含む): 188398080

約数和(自身を除く): 60620705

約数列:

[1, 5, 11, 19, 25, 55, 67, 73, 95, 125, 209, 275, 335, 365, 475, 737, 803, 1045, 1273, 1375, 1387, 1675, 1825, 2375, 3685, 4015, 4891, 5225, 6365, 6935, 8375, 9125, 14003, 15257, 18425, 20075, 24455, 26125, 31825, 34675, 53801, 70015, 76285, 92125, 92929, 100375, 122275, 159125, 173375, 269005, 350075, 381425, 464645, 611375, 1022219, 1345025, 1750375, 1907125, 2323225, 5111095, 6725125, 11616125, 25555475, 127777375]

約数ペア:

[(1, 127777375), (5, 25555475), (11, 11616125), (19, 6725125), (25, 5111095), (55, 2323225), (67, 1907125), (73, 1750375), (95, 1345025), (125, 1022219), (209, 611375), (275, 464645), (335, 381425), (365, 350075), (475, 269005), (737, 173375), (803, 159125), (1045, 122275), (1273, 100375), (1375, 92929), (1387, 92125), (1675, 76285), (1825, 70015), (2375, 53801), (3685, 34675), (4015, 31825), (4891, 26125), (5225, 24455), (6365, 20075), (6935, 18425), (8375, 15257), (9125, 14003)]