68340368

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{653}}^1$

素因数の和:903

約数の個数: 40

約数和(自身を含む): 137538816

約数和(自身を除く): 69198448

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 211, 248, 422, 496, 653, 844, 1306, 1688, 2612, 3376, 5224, 6541, 10448, 13082, 20243, 26164, 40486, 52328, 80972, 104656, 137783, 161944, 275566, 323888, 551132, 1102264, 2204528, 4271273, 8542546, 17085092, 34170184, 68340368]

約数ペア:

[(1, 68340368), (2, 34170184), (4, 17085092), (8, 8542546), (16, 4271273), (31, 2204528), (62, 1102264), (124, 551132), (211, 323888), (248, 275566), (422, 161944), (496, 137783), (653, 104656), (844, 80972), (1306, 52328), (1688, 40486), (2612, 26164), (3376, 20243), (5224, 13082), (6541, 10448)]