1640726556688

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{653}}^1\times {\mathrm{126541}}^1$

素因数の和:127292

約数の個数: 80

約数和(自身を含む): 3417262660656

約数和(自身を除く): 1776536103968

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 73, 136, 146, 272, 292, 584, 653, 1168, 1241, 1306, 2482, 2612, 4964, 5224, 9928, 10448, 11101, 19856, 22202, 44404, 47669, 88808, 95338, 126541, 177616, 190676, 253082, 381352, 506164, 762704, 810373, 1012328, 1620746, 2024656, 2151197, 3241492, 4302394, 6482984, 8604788, 9237493, 12965968, 17209576, 18474986, 34419152, 36949972, 73899944, 82631273, 147799888, 157037381, 165262546, 314074762, 330525092, 628149524, 661050184, 1256299048, 1322100368, 1404731641, 2512598096, 2809463282, 5618926564, 6032082929, 11237853128, 12064165858, 22475706256, 24128331716, 48256663432, 96513326864, 102545409793, 205090819586, 410181639172, 820363278344, 1640726556688]

約数ペア:

[(1, 1640726556688), (2, 820363278344), (4, 410181639172), (8, 205090819586), (16, 102545409793), (17, 96513326864), (34, 48256663432), (68, 24128331716), (73, 22475706256), (136, 12064165858), (146, 11237853128), (272, 6032082929), (292, 5618926564), (584, 2809463282), (653, 2512598096), (1168, 1404731641), (1241, 1322100368), (1306, 1256299048), (2482, 661050184), (2612, 628149524), (4964, 330525092), (5224, 314074762), (9928, 165262546), (10448, 157037381), (11101, 147799888), (19856, 82631273), (22202, 73899944), (44404, 36949972), (47669, 34419152), (88808, 18474986), (95338, 17209576), (126541, 12965968), (177616, 9237493), (190676, 8604788), (253082, 6482984), (381352, 4302394), (506164, 3241492), (762704, 2151197), (810373, 2024656), (1012328, 1620746)]