21187652250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{12941}}^1$

素因数の和:13057

約数の個数: 128

約数和(自身を含む): 55238526720

約数和(自身を除く): 34050874470

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 37, 50, 59, 74, 75, 111, 118, 125, 150, 177, 185, 222, 250, 295, 354, 370, 375, 555, 590, 750, 885, 925, 1110, 1475, 1770, 1850, 2183, 2775, 2950, 4366, 4425, 4625, 5550, 6549, 7375, 8850, 9250, 10915, 12941, 13098, 13875, 14750, 21830, 22125, 25882, 27750, 32745, 38823, 44250, 54575, 64705, 65490, 77646, 109150, 129410, 163725, 194115, 272875, 323525, 327450, 388230, 478817, 545750, 647050, 763519, 818625, 957634, 970575, 1436451, 1527038, 1617625, 1637250, 1941150, 2290557, 2394085, 2872902, 3235250, 3817595, 4581114, 4788170, 4852875, 7182255, 7635190, 9705750, 11452785, 11970425, 14364510, 19087975, 22905570, 23940850, 28250203, 35911275, 38175950, 56500406, 57263925, 59852125, 71822550, 84750609, 95439875, 114527850, 119704250, 141251015, 169501218, 179556375, 190879750, 282502030, 286319625, 359112750, 423753045, 572639250, 706255075, 847506090, 1412510150, 2118765225, 3531275375, 4237530450, 7062550750, 10593826125, 21187652250]

約数ペア:

[(1, 21187652250), (2, 10593826125), (3, 7062550750), (5, 4237530450), (6, 3531275375), (10, 2118765225), (15, 1412510150), (25, 847506090), (30, 706255075), (37, 572639250), (50, 423753045), (59, 359112750), (74, 286319625), (75, 282502030), (111, 190879750), (118, 179556375), (125, 169501218), (150, 141251015), (177, 119704250), (185, 114527850), (222, 95439875), (250, 84750609), (295, 71822550), (354, 59852125), (370, 57263925), (375, 56500406), (555, 38175950), (590, 35911275), (750, 28250203), (885, 23940850), (925, 22905570), (1110, 19087975), (1475, 14364510), (1770, 11970425), (1850, 11452785), (2183, 9705750), (2775, 7635190), (2950, 7182255), (4366, 4852875), (4425, 4788170), (4625, 4581114), (5550, 3817595), (6549, 3235250), (7375, 2872902), (8850, 2394085), (9250, 2290557), (10915, 1941150), (12941, 1637250), (13098, 1617625), (13875, 1527038), (14750, 1436451), (21830, 970575), (22125, 957634), (25882, 818625), (27750, 763519), (32745, 647050), (38823, 545750), (44250, 478817), (54575, 388230), (64705, 327450), (65490, 323525), (77646, 272875), (109150, 194115), (129410, 163725)]