15678004300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{142657}}^1$

素因数の和:142835

約数の個数: 72

約数和(自身を含む): 39129377504

約数和(自身を除く): 23451373204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 157, 175, 314, 350, 628, 700, 785, 1099, 1570, 2198, 3140, 3925, 4396, 5495, 7850, 10990, 15700, 21980, 27475, 54950, 109900, 142657, 285314, 570628, 713285, 998599, 1426570, 1997198, 2853140, 3566425, 3994396, 4992995, 7132850, 9985990, 14265700, 19971980, 22397149, 24964975, 44794298, 49929950, 89588596, 99859900, 111985745, 156780043, 223971490, 313560086, 447942980, 559928725, 627120172, 783900215, 1119857450, 1567800430, 2239714900, 3135600860, 3919501075, 7839002150, 15678004300]

約数ペア:

[(1, 15678004300), (2, 7839002150), (4, 3919501075), (5, 3135600860), (7, 2239714900), (10, 1567800430), (14, 1119857450), (20, 783900215), (25, 627120172), (28, 559928725), (35, 447942980), (50, 313560086), (70, 223971490), (100, 156780043), (140, 111985745), (157, 99859900), (175, 89588596), (314, 49929950), (350, 44794298), (628, 24964975), (700, 22397149), (785, 19971980), (1099, 14265700), (1570, 9985990), (2198, 7132850), (3140, 4992995), (3925, 3994396), (4396, 3566425), (5495, 2853140), (7850, 1997198), (10990, 1426570), (15700, 998599), (21980, 713285), (27475, 570628), (54950, 285314), (109900, 142657)]