86871460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:317

約数の個数: 96

約数和(自身を含む): 208857600

約数和(自身を除く): 121986140

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 73, 92, 115, 130, 146, 199, 230, 260, 292, 299, 365, 398, 460, 598, 730, 796, 949, 995, 1196, 1460, 1495, 1679, 1898, 1990, 2587, 2990, 3358, 3796, 3980, 4577, 4745, 5174, 5980, 6716, 8395, 9154, 9490, 10348, 12935, 14527, 16790, 18308, 18980, 21827, 22885, 25870, 29054, 33580, 43654, 45770, 51740, 58108, 59501, 72635, 87308, 91540, 109135, 119002, 145270, 188851, 218270, 238004, 290540, 297505, 334121, 377702, 436540, 595010, 668242, 755404, 944255, 1190020, 1336484, 1670605, 1888510, 3341210, 3777020, 4343573, 6682420, 8687146, 17374292, 21717865, 43435730, 86871460]

約数ペア:

[(1, 86871460), (2, 43435730), (4, 21717865), (5, 17374292), (10, 8687146), (13, 6682420), (20, 4343573), (23, 3777020), (26, 3341210), (46, 1888510), (52, 1670605), (65, 1336484), (73, 1190020), (92, 944255), (115, 755404), (130, 668242), (146, 595010), (199, 436540), (230, 377702), (260, 334121), (292, 297505), (299, 290540), (365, 238004), (398, 218270), (460, 188851), (598, 145270), (730, 119002), (796, 109135), (949, 91540), (995, 87308), (1196, 72635), (1460, 59501), (1495, 58108), (1679, 51740), (1898, 45770), (1990, 43654), (2587, 33580), (2990, 29054), (3358, 25870), (3796, 22885), (3980, 21827), (4577, 18980), (4745, 18308), (5174, 16790), (5980, 14527), (6716, 12935), (8395, 10348), (9154, 9490)]