320711872

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{385471}}^1$

素因数の和:385496

約数の個数: 28

約数和(自身を含む): 685369216

約数和(自身を除く): 364657344

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 385471, 770942, 1541884, 3083768, 5011123, 6167536, 10022246, 12335072, 20044492, 24670144, 40088984, 80177968, 160355936, 320711872]

約数ペア:

[(1, 320711872), (2, 160355936), (4, 80177968), (8, 40088984), (13, 24670144), (16, 20044492), (26, 12335072), (32, 10022246), (52, 6167536), (64, 5011123), (104, 3083768), (208, 1541884), (416, 770942), (832, 385471)]