2079665900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{313}}^1$

素因数の和:628

約数の個数: 144

約数和(自身を含む): 5151232800

約数和(自身を除く): 3071566900

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 65, 76, 95, 100, 130, 190, 247, 260, 269, 313, 325, 380, 475, 494, 538, 626, 650, 950, 988, 1076, 1235, 1252, 1300, 1345, 1565, 1900, 2470, 2690, 3130, 3497, 4069, 4940, 5111, 5380, 5947, 6175, 6260, 6725, 6994, 7825, 8138, 10222, 11894, 12350, 13450, 13988, 15650, 16276, 17485, 20345, 20444, 23788, 24700, 25555, 26900, 29735, 31300, 34970, 40690, 51110, 59470, 66443, 69940, 77311, 81380, 84197, 87425, 101725, 102220, 118940, 127775, 132886, 148675, 154622, 168394, 174850, 203450, 255550, 265772, 297350, 309244, 332215, 336788, 349700, 386555, 406900, 420985, 511100, 594700, 664430, 773110, 841970, 1094561, 1328860, 1546220, 1599743, 1661075, 1683940, 1932775, 2104925, 2189122, 3199486, 3322150, 3865550, 4209850, 4378244, 5472805, 6398972, 6644300, 7731100, 7998715, 8419700, 10945610, 15997430, 20796659, 21891220, 27364025, 31994860, 39993575, 41593318, 54728050, 79987150, 83186636, 103983295, 109456100, 159974300, 207966590, 415933180, 519916475, 1039832950, 2079665900]

約数ペア:

[(1, 2079665900), (2, 1039832950), (4, 519916475), (5, 415933180), (10, 207966590), (13, 159974300), (19, 109456100), (20, 103983295), (25, 83186636), (26, 79987150), (38, 54728050), (50, 41593318), (52, 39993575), (65, 31994860), (76, 27364025), (95, 21891220), (100, 20796659), (130, 15997430), (190, 10945610), (247, 8419700), (260, 7998715), (269, 7731100), (313, 6644300), (325, 6398972), (380, 5472805), (475, 4378244), (494, 4209850), (538, 3865550), (626, 3322150), (650, 3199486), (950, 2189122), (988, 2104925), (1076, 1932775), (1235, 1683940), (1252, 1661075), (1300, 1599743), (1345, 1546220), (1565, 1328860), (1900, 1094561), (2470, 841970), (2690, 773110), (3130, 664430), (3497, 594700), (4069, 511100), (4940, 420985), (5111, 406900), (5380, 386555), (5947, 349700), (6175, 336788), (6260, 332215), (6725, 309244), (6994, 297350), (7825, 265772), (8138, 255550), (10222, 203450), (11894, 174850), (12350, 168394), (13450, 154622), (13988, 148675), (15650, 132886), (16276, 127775), (17485, 118940), (20345, 102220), (20444, 101725), (23788, 87425), (24700, 84197), (25555, 81380), (26900, 77311), (29735, 69940), (31300, 66443), (34970, 59470), (40690, 51110)]