87720710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3079}}^1$

素因数の和:3141

約数の個数: 64

約数和(自身を含む): 202245120

約数和(自身を除く): 114524410

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 37, 55, 70, 74, 77, 110, 154, 185, 259, 370, 385, 407, 518, 770, 814, 1295, 2035, 2590, 2849, 3079, 4070, 5698, 6158, 14245, 15395, 21553, 28490, 30790, 33869, 43106, 67738, 107765, 113923, 169345, 215530, 227846, 237083, 338690, 474166, 569615, 797461, 1139230, 1185415, 1253153, 1594922, 2370830, 2506306, 3987305, 6265765, 7974610, 8772071, 12531530, 17544142, 43860355, 87720710]

約数ペア:

[(1, 87720710), (2, 43860355), (5, 17544142), (7, 12531530), (10, 8772071), (11, 7974610), (14, 6265765), (22, 3987305), (35, 2506306), (37, 2370830), (55, 1594922), (70, 1253153), (74, 1185415), (77, 1139230), (110, 797461), (154, 569615), (185, 474166), (259, 338690), (370, 237083), (385, 227846), (407, 215530), (518, 169345), (770, 113923), (814, 107765), (1295, 67738), (2035, 43106), (2590, 33869), (2849, 30790), (3079, 28490), (4070, 21553), (5698, 15395), (6158, 14245)]