66550540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:359

約数の個数: 96

約数和(自身を含む): 170311680

約数和(自身を除く): 103761140

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 127, 133, 140, 190, 197, 254, 266, 380, 394, 508, 532, 635, 665, 788, 889, 985, 1270, 1330, 1379, 1778, 1970, 2413, 2540, 2660, 2758, 3556, 3743, 3940, 4445, 4826, 5516, 6895, 7486, 8890, 9652, 12065, 13790, 14972, 16891, 17780, 18715, 24130, 25019, 26201, 27580, 33782, 37430, 48260, 50038, 52402, 67564, 74860, 84455, 100076, 104804, 125095, 131005, 168910, 175133, 250190, 262010, 337820, 350266, 475361, 500380, 524020, 700532, 875665, 950722, 1751330, 1901444, 2376805, 3327527, 3502660, 4753610, 6655054, 9507220, 13310108, 16637635, 33275270, 66550540]

約数ペア:

[(1, 66550540), (2, 33275270), (4, 16637635), (5, 13310108), (7, 9507220), (10, 6655054), (14, 4753610), (19, 3502660), (20, 3327527), (28, 2376805), (35, 1901444), (38, 1751330), (70, 950722), (76, 875665), (95, 700532), (127, 524020), (133, 500380), (140, 475361), (190, 350266), (197, 337820), (254, 262010), (266, 250190), (380, 175133), (394, 168910), (508, 131005), (532, 125095), (635, 104804), (665, 100076), (788, 84455), (889, 74860), (985, 67564), (1270, 52402), (1330, 50038), (1379, 48260), (1778, 37430), (1970, 33782), (2413, 27580), (2540, 26201), (2660, 25019), (2758, 24130), (3556, 18715), (3743, 17780), (3940, 16891), (4445, 14972), (4826, 13790), (5516, 12065), (6895, 9652), (7486, 8890)]