7285213540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{577}}^1\times {\mathrm{1979}}^1$

素因数の和:2605

約数の個数: 96

約数和(自身を含む): 17303932800

約数和(自身を除く): 10018719260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 577, 580, 638, 1154, 1276, 1595, 1979, 2308, 2885, 3190, 3958, 5770, 6347, 6380, 7916, 9895, 11540, 12694, 16733, 19790, 21769, 25388, 31735, 33466, 39580, 43538, 57391, 63470, 66932, 83665, 87076, 108845, 114782, 126940, 167330, 184063, 217690, 229564, 286955, 334660, 368126, 435380, 573910, 631301, 736252, 920315, 1141883, 1147820, 1262602, 1840630, 2283766, 2525204, 3156505, 3681260, 4567532, 5709415, 6313010, 11418830, 12560713, 12626020, 22837660, 25121426, 33114607, 50242852, 62803565, 66229214, 125607130, 132458428, 165573035, 251214260, 331146070, 364260677, 662292140, 728521354, 1457042708, 1821303385, 3642606770, 7285213540]

約数ペア:

[(1, 7285213540), (2, 3642606770), (4, 1821303385), (5, 1457042708), (10, 728521354), (11, 662292140), (20, 364260677), (22, 331146070), (29, 251214260), (44, 165573035), (55, 132458428), (58, 125607130), (110, 66229214), (116, 62803565), (145, 50242852), (220, 33114607), (290, 25121426), (319, 22837660), (577, 12626020), (580, 12560713), (638, 11418830), (1154, 6313010), (1276, 5709415), (1595, 4567532), (1979, 3681260), (2308, 3156505), (2885, 2525204), (3190, 2283766), (3958, 1840630), (5770, 1262602), (6347, 1147820), (6380, 1141883), (7916, 920315), (9895, 736252), (11540, 631301), (12694, 573910), (16733, 435380), (19790, 368126), (21769, 334660), (25388, 286955), (31735, 229564), (33466, 217690), (39580, 184063), (43538, 167330), (57391, 126940), (63470, 114782), (66932, 108845), (83665, 87076)]