71487520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{34369}}^1$

素因数の和:34397

約数の個数: 48

約数和(自身を含む): 181886040

約数和(自身を除く): 110398520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 34369, 68738, 137476, 171845, 274952, 343690, 446797, 549904, 687380, 893594, 1099808, 1374760, 1787188, 2233985, 2749520, 3574376, 4467970, 5499040, 7148752, 8935940, 14297504, 17871880, 35743760, 71487520]

約数ペア:

[(1, 71487520), (2, 35743760), (4, 17871880), (5, 14297504), (8, 8935940), (10, 7148752), (13, 5499040), (16, 4467970), (20, 3574376), (26, 2749520), (32, 2233985), (40, 1787188), (52, 1374760), (65, 1099808), (80, 893594), (104, 687380), (130, 549904), (160, 446797), (208, 343690), (260, 274952), (416, 171845), (520, 137476), (1040, 68738), (2080, 34369)]