688076675

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{977}}^1$

素因数の和:1208

約数の個数: 48

約数和(自身を含む): 1008497952

約数和(自身を除く): 320421277

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 197, 275, 325, 715, 977, 985, 2167, 2561, 3575, 4885, 4925, 10747, 10835, 12701, 12805, 24425, 28171, 53735, 54175, 63505, 64025, 139711, 140855, 192469, 268675, 317525, 698555, 704275, 962345, 2117159, 2502097, 3492775, 4811725, 10585795, 12510485, 27523067, 52928975, 62552425, 137615335, 688076675]

約数ペア:

[(1, 688076675), (5, 137615335), (11, 62552425), (13, 52928975), (25, 27523067), (55, 12510485), (65, 10585795), (143, 4811725), (197, 3492775), (275, 2502097), (325, 2117159), (715, 962345), (977, 704275), (985, 698555), (2167, 317525), (2561, 268675), (3575, 192469), (4885, 140855), (4925, 139711), (10747, 64025), (10835, 63505), (12701, 54175), (12805, 53735), (24425, 28171)]