8266297780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{239}}^1\times {\mathrm{971}}^1$

素因数の和:1369

約数の個数: 96

約数和(自身を含む): 18929272320

約数和(自身を除く): 10662974540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 137, 239, 260, 274, 478, 548, 685, 956, 971, 1195, 1370, 1781, 1942, 2390, 2740, 3107, 3562, 3884, 4780, 4855, 6214, 7124, 8905, 9710, 12428, 12623, 15535, 17810, 19420, 25246, 31070, 32743, 35620, 50492, 62140, 63115, 65486, 126230, 130972, 133027, 163715, 232069, 252460, 266054, 327430, 425659, 464138, 532108, 654860, 665135, 851318, 928276, 1160345, 1330270, 1702636, 1729351, 2128295, 2320690, 2660540, 3016897, 3458702, 4256590, 4641380, 6033794, 6917404, 8513180, 8646755, 12067588, 15084485, 17293510, 30168970, 31793453, 34587020, 60337940, 63586906, 127173812, 158967265, 317934530, 413314889, 635869060, 826629778, 1653259556, 2066574445, 4133148890, 8266297780]

約数ペア:

[(1, 8266297780), (2, 4133148890), (4, 2066574445), (5, 1653259556), (10, 826629778), (13, 635869060), (20, 413314889), (26, 317934530), (52, 158967265), (65, 127173812), (130, 63586906), (137, 60337940), (239, 34587020), (260, 31793453), (274, 30168970), (478, 17293510), (548, 15084485), (685, 12067588), (956, 8646755), (971, 8513180), (1195, 6917404), (1370, 6033794), (1781, 4641380), (1942, 4256590), (2390, 3458702), (2740, 3016897), (3107, 2660540), (3562, 2320690), (3884, 2128295), (4780, 1729351), (4855, 1702636), (6214, 1330270), (7124, 1160345), (8905, 928276), (9710, 851318), (12428, 665135), (12623, 654860), (15535, 532108), (17810, 464138), (19420, 425659), (25246, 327430), (31070, 266054), (32743, 252460), (35620, 232069), (50492, 163715), (62140, 133027), (63115, 130972), (65486, 126230)]