26325520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1489}}^1$

素因数の和:1532

約数の個数: 80

約数和(自身を含む): 69839280

約数和(自身を除く): 43513760

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, 884, 1040, 1105, 1360, 1489, 1768, 2210, 2978, 3536, 4420, 5956, 7445, 8840, 11912, 14890, 17680, 19357, 23824, 25313, 29780, 38714, 50626, 59560, 77428, 96785, 101252, 119120, 126565, 154856, 193570, 202504, 253130, 309712, 329069, 387140, 405008, 506260, 658138, 774280, 1012520, 1316276, 1548560, 1645345, 2025040, 2632552, 3290690, 5265104, 6581380, 13162760, 26325520]

約数ペア:

[(1, 26325520), (2, 13162760), (4, 6581380), (5, 5265104), (8, 3290690), (10, 2632552), (13, 2025040), (16, 1645345), (17, 1548560), (20, 1316276), (26, 1012520), (34, 774280), (40, 658138), (52, 506260), (65, 405008), (68, 387140), (80, 329069), (85, 309712), (104, 253130), (130, 202504), (136, 193570), (170, 154856), (208, 126565), (221, 119120), (260, 101252), (272, 96785), (340, 77428), (442, 59560), (520, 50626), (680, 38714), (884, 29780), (1040, 25313), (1105, 23824), (1360, 19357), (1489, 17680), (1768, 14890), (2210, 11912), (2978, 8840), (3536, 7445), (4420, 5956)]