66817300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 174988800

約数和(自身を除く): 108171500

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 23, 25, 38, 44, 46, 50, 55, 76, 92, 95, 100, 110, 115, 139, 190, 209, 220, 230, 253, 275, 278, 380, 418, 437, 460, 475, 506, 550, 556, 575, 695, 836, 874, 950, 1012, 1045, 1100, 1150, 1265, 1390, 1529, 1748, 1900, 2090, 2185, 2300, 2530, 2641, 2780, 3058, 3197, 3475, 4180, 4370, 4807, 5060, 5225, 5282, 6116, 6325, 6394, 6950, 7645, 8740, 9614, 10450, 10564, 10925, 12650, 12788, 13205, 13900, 15290, 15985, 19228, 20900, 21850, 24035, 25300, 26410, 29051, 30580, 31970, 35167, 38225, 43700, 48070, 52820, 58102, 60743, 63940, 66025, 70334, 76450, 79925, 96140, 116204, 120175, 121486, 132050, 140668, 145255, 152900, 159850, 175835, 240350, 242972, 264100, 290510, 303715, 319700, 351670, 480700, 581020, 607430, 668173, 703340, 726275, 879175, 1214860, 1336346, 1452550, 1518575, 1758350, 2672692, 2905100, 3037150, 3340865, 3516700, 6074300, 6681730, 13363460, 16704325, 33408650, 66817300]

約数ペア:

[(1, 66817300), (2, 33408650), (4, 16704325), (5, 13363460), (10, 6681730), (11, 6074300), (19, 3516700), (20, 3340865), (22, 3037150), (23, 2905100), (25, 2672692), (38, 1758350), (44, 1518575), (46, 1452550), (50, 1336346), (55, 1214860), (76, 879175), (92, 726275), (95, 703340), (100, 668173), (110, 607430), (115, 581020), (139, 480700), (190, 351670), (209, 319700), (220, 303715), (230, 290510), (253, 264100), (275, 242972), (278, 240350), (380, 175835), (418, 159850), (437, 152900), (460, 145255), (475, 140668), (506, 132050), (550, 121486), (556, 120175), (575, 116204), (695, 96140), (836, 79925), (874, 76450), (950, 70334), (1012, 66025), (1045, 63940), (1100, 60743), (1150, 58102), (1265, 52820), (1390, 48070), (1529, 43700), (1748, 38225), (1900, 35167), (2090, 31970), (2185, 30580), (2300, 29051), (2530, 26410), (2641, 25300), (2780, 24035), (3058, 21850), (3197, 20900), (3475, 19228), (4180, 15985), (4370, 15290), (4807, 13900), (5060, 13205), (5225, 12788), (5282, 12650), (6116, 10925), (6325, 10564), (6394, 10450), (6950, 9614), (7645, 8740)]