71385175575

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1609}}^1\times {\mathrm{1657}}^1$

素因数の和:3306

約数の個数: 144

約数和(自身を含む): 154909460160

約数和(自身を除く): 83524284585

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 25, 35, 45, 51, 63, 75, 85, 105, 119, 153, 175, 225, 255, 315, 357, 425, 525, 595, 765, 1071, 1275, 1575, 1609, 1657, 1785, 2975, 3825, 4827, 4971, 5355, 8045, 8285, 8925, 11263, 11599, 14481, 14913, 24135, 24855, 26775, 27353, 28169, 33789, 34797, 40225, 41425, 56315, 57995, 72405, 74565, 82059, 84507, 101367, 104391, 120675, 124275, 136765, 140845, 168945, 173985, 191471, 197183, 246177, 253521, 281575, 289975, 362025, 372825, 410295, 422535, 506835, 521955, 574413, 591549, 683825, 704225, 844725, 869925, 957355, 985915, 1230885, 1267605, 1723239, 1774647, 2051475, 2112675, 2534175, 2609775, 2666113, 2872065, 2957745, 4786775, 4929575, 6154425, 6338025, 7998339, 8616195, 8873235, 13330565, 14360325, 14788725, 18662791, 23995017, 39991695, 43080975, 44366175, 45323921, 55988373, 66652825, 93313955, 119975085, 135971763, 167965119, 199958475, 226619605, 279941865, 317267447, 407915289, 466569775, 599875425, 679858815, 839825595, 951802341, 1133098025, 1399709325, 1586337235, 2039576445, 2855407023, 3399294075, 4199127975, 4759011705, 7931686175, 10197882225, 14277035115, 23795058525, 71385175575]

約数ペア:

[(1, 71385175575), (3, 23795058525), (5, 14277035115), (7, 10197882225), (9, 7931686175), (15, 4759011705), (17, 4199127975), (21, 3399294075), (25, 2855407023), (35, 2039576445), (45, 1586337235), (51, 1399709325), (63, 1133098025), (75, 951802341), (85, 839825595), (105, 679858815), (119, 599875425), (153, 466569775), (175, 407915289), (225, 317267447), (255, 279941865), (315, 226619605), (357, 199958475), (425, 167965119), (525, 135971763), (595, 119975085), (765, 93313955), (1071, 66652825), (1275, 55988373), (1575, 45323921), (1609, 44366175), (1657, 43080975), (1785, 39991695), (2975, 23995017), (3825, 18662791), (4827, 14788725), (4971, 14360325), (5355, 13330565), (8045, 8873235), (8285, 8616195), (8925, 7998339), (11263, 6338025), (11599, 6154425), (14481, 4929575), (14913, 4786775), (24135, 2957745), (24855, 2872065), (26775, 2666113), (27353, 2609775), (28169, 2534175), (33789, 2112675), (34797, 2051475), (40225, 1774647), (41425, 1723239), (56315, 1267605), (57995, 1230885), (72405, 985915), (74565, 957355), (82059, 869925), (84507, 844725), (101367, 704225), (104391, 683825), (120675, 591549), (124275, 574413), (136765, 521955), (140845, 506835), (168945, 422535), (173985, 410295), (191471, 372825), (197183, 362025), (246177, 289975), (253521, 281575)]