248515522064

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{997}}^1\times {\mathrm{2551}}^1$

素因数の和:3784

約数の個数: 80

約数和(自身を含む): 500251124736

約数和(自身を除く): 251735602672

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 197, 248, 394, 496, 788, 997, 1576, 1994, 2551, 3152, 3988, 5102, 6107, 7976, 10204, 12214, 15952, 20408, 24428, 30907, 40816, 48856, 61814, 79081, 97712, 123628, 158162, 196409, 247256, 316324, 392818, 494512, 502547, 632648, 785636, 1005094, 1265296, 1571272, 2010188, 2543347, 3142544, 4020376, 5086694, 6088679, 8040752, 10173388, 12177358, 15578957, 20346776, 24354716, 31157914, 40693552, 48709432, 62315828, 78843757, 97418864, 124631656, 157687514, 249263312, 315375028, 501039359, 630750056, 1002078718, 1261500112, 2004157436, 4008314872, 8016629744, 15532220129, 31064440258, 62128880516, 124257761032, 248515522064]

約数ペア:

[(1, 248515522064), (2, 124257761032), (4, 62128880516), (8, 31064440258), (16, 15532220129), (31, 8016629744), (62, 4008314872), (124, 2004157436), (197, 1261500112), (248, 1002078718), (394, 630750056), (496, 501039359), (788, 315375028), (997, 249263312), (1576, 157687514), (1994, 124631656), (2551, 97418864), (3152, 78843757), (3988, 62315828), (5102, 48709432), (6107, 40693552), (7976, 31157914), (10204, 24354716), (12214, 20346776), (15952, 15578957), (20408, 12177358), (24428, 10173388), (30907, 8040752), (40816, 6088679), (48856, 5086694), (61814, 4020376), (79081, 3142544), (97712, 2543347), (123628, 2010188), (158162, 1571272), (196409, 1265296), (247256, 1005094), (316324, 785636), (392818, 632648), (494512, 502547)]