811984550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{683}}^1$

素因数の和:798

約数の個数: 96

約数和(自身を含む): 1709890560

約数和(自身を除く): 897906010

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 59, 62, 65, 118, 130, 155, 295, 310, 325, 403, 590, 650, 683, 767, 775, 806, 1366, 1475, 1534, 1550, 1829, 2015, 2950, 3415, 3658, 3835, 4030, 6830, 7670, 8879, 9145, 10075, 17075, 17758, 18290, 19175, 20150, 21173, 23777, 34150, 38350, 40297, 42346, 44395, 45725, 47554, 80594, 88790, 91450, 105865, 118885, 201485, 211730, 221975, 237770, 275249, 402970, 443950, 523861, 529325, 550498, 594425, 1007425, 1047722, 1058650, 1188850, 1249207, 1376245, 2014850, 2498414, 2619305, 2752490, 5238610, 6246035, 6881225, 12492070, 13096525, 13762450, 16239691, 26193050, 31230175, 32479382, 62460350, 81198455, 162396910, 405992275, 811984550]

約数ペア:

[(1, 811984550), (2, 405992275), (5, 162396910), (10, 81198455), (13, 62460350), (25, 32479382), (26, 31230175), (31, 26193050), (50, 16239691), (59, 13762450), (62, 13096525), (65, 12492070), (118, 6881225), (130, 6246035), (155, 5238610), (295, 2752490), (310, 2619305), (325, 2498414), (403, 2014850), (590, 1376245), (650, 1249207), (683, 1188850), (767, 1058650), (775, 1047722), (806, 1007425), (1366, 594425), (1475, 550498), (1534, 529325), (1550, 523861), (1829, 443950), (2015, 402970), (2950, 275249), (3415, 237770), (3658, 221975), (3835, 211730), (4030, 201485), (6830, 118885), (7670, 105865), (8879, 91450), (9145, 88790), (10075, 80594), (17075, 47554), (17758, 45725), (18290, 44395), (19175, 42346), (20150, 40297), (21173, 38350), (23777, 34150)]