13065520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{739}}^1$

素因数の和:782

約数の個数: 80

約数和(自身を含む): 34685280

約数和(自身を除く): 21619760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 739, 884, 1040, 1105, 1360, 1478, 1768, 2210, 2956, 3536, 3695, 4420, 5912, 7390, 8840, 9607, 11824, 12563, 14780, 17680, 19214, 25126, 29560, 38428, 48035, 50252, 59120, 62815, 76856, 96070, 100504, 125630, 153712, 163319, 192140, 201008, 251260, 326638, 384280, 502520, 653276, 768560, 816595, 1005040, 1306552, 1633190, 2613104, 3266380, 6532760, 13065520]

約数ペア:

[(1, 13065520), (2, 6532760), (4, 3266380), (5, 2613104), (8, 1633190), (10, 1306552), (13, 1005040), (16, 816595), (17, 768560), (20, 653276), (26, 502520), (34, 384280), (40, 326638), (52, 251260), (65, 201008), (68, 192140), (80, 163319), (85, 153712), (104, 125630), (130, 100504), (136, 96070), (170, 76856), (208, 62815), (221, 59120), (260, 50252), (272, 48035), (340, 38428), (442, 29560), (520, 25126), (680, 19214), (739, 17680), (884, 14780), (1040, 12563), (1105, 11824), (1360, 9607), (1478, 8840), (1768, 7390), (2210, 5912), (2956, 4420), (3536, 3695)]