64739125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{239}}^1$

素因数の和:462

約数の個数: 32

約数和(自身を含む): 88957440

約数和(自身を除く): 24218315

約数列:

[1, 5, 11, 25, 55, 125, 197, 239, 275, 985, 1195, 1375, 2167, 2629, 4925, 5975, 10835, 13145, 24625, 29875, 47083, 54175, 65725, 235415, 270875, 328625, 517913, 1177075, 2589565, 5885375, 12947825, 64739125]

約数ペア:

[(1, 64739125), (5, 12947825), (11, 5885375), (25, 2589565), (55, 1177075), (125, 517913), (197, 328625), (239, 270875), (275, 235415), (985, 65725), (1195, 54175), (1375, 47083), (2167, 29875), (2629, 24625), (4925, 13145), (5975, 10835)]