66794624

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:457

約数の個数: 64

約数和(自身を含む): 144842040

約数和(自身を除く): 78047416

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 137, 208, 274, 293, 416, 548, 586, 832, 1096, 1172, 1664, 1781, 2192, 2344, 3562, 3809, 4384, 4688, 7124, 7618, 8768, 9376, 14248, 15236, 17536, 18752, 28496, 30472, 37504, 40141, 56992, 60944, 80282, 113984, 121888, 160564, 227968, 243776, 321128, 487552, 521833, 642256, 1043666, 1284512, 2087332, 2569024, 4174664, 5138048, 8349328, 16698656, 33397312, 66794624]

約数ペア:

[(1, 66794624), (2, 33397312), (4, 16698656), (8, 8349328), (13, 5138048), (16, 4174664), (26, 2569024), (32, 2087332), (52, 1284512), (64, 1043666), (104, 642256), (128, 521833), (137, 487552), (208, 321128), (274, 243776), (293, 227968), (416, 160564), (548, 121888), (586, 113984), (832, 80282), (1096, 60944), (1172, 56992), (1664, 40141), (1781, 37504), (2192, 30472), (2344, 28496), (3562, 18752), (3809, 17536), (4384, 15236), (4688, 14248), (7124, 9376), (7618, 8768)]