66899681264

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{16928057}}^1$

素因数の和:16928097

約数の個数: 40

約数和(自身を含む): 146935543440

約数和(自身を除く): 80035862176

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 16928057, 33856114, 67712228, 135424456, 220064741, 270848912, 321633083, 440129482, 643266166, 880258964, 1286532332, 1760517928, 2573064664, 3521035856, 4181230079, 5146129328, 8362460158, 16724920316, 33449840632, 66899681264]

約数ペア:

[(1, 66899681264), (2, 33449840632), (4, 16724920316), (8, 8362460158), (13, 5146129328), (16, 4181230079), (19, 3521035856), (26, 2573064664), (38, 1760517928), (52, 1286532332), (76, 880258964), (104, 643266166), (152, 440129482), (208, 321633083), (247, 270848912), (304, 220064741), (494, 135424456), (988, 67712228), (1976, 33856114), (3952, 16928057)]