65517904

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{67129}}^1$

素因数の和:67198

約数の個数: 20

約数和(自身を含む): 129023860

約数和(自身を除く): 63505956

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 67129, 134258, 268516, 537032, 1074064, 4094869, 8189738, 16379476, 32758952, 65517904]

約数ペア:

[(1, 65517904), (2, 32758952), (4, 16379476), (8, 8189738), (16, 4094869), (61, 1074064), (122, 537032), (244, 268516), (488, 134258), (976, 67129)]