64869610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{26263}}^1$

素因数の和:26302

約数の個数: 32

約数和(自身を含む): 132370560

約数和(自身を除く): 67500950

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 26263, 52526, 131315, 262630, 341419, 498997, 682838, 997994, 1707095, 2494985, 3414190, 4989970, 6486961, 12973922, 32434805, 64869610]

約数ペア:

[(1, 64869610), (2, 32434805), (5, 12973922), (10, 6486961), (13, 4989970), (19, 3414190), (26, 2494985), (38, 1707095), (65, 997994), (95, 682838), (130, 498997), (190, 341419), (247, 262630), (494, 131315), (1235, 52526), (2470, 26263)]