87865860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{86143}}^1$

素因数の和:86172

約数の個数: 48

約数和(自身を含む): 260499456

約数和(自身を除く): 172633596

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 86143, 172286, 258429, 344572, 430715, 516858, 861430, 1033716, 1292145, 1464431, 1722860, 2584290, 2928862, 4393293, 5168580, 5857724, 7322155, 8786586, 14644310, 17573172, 21966465, 29288620, 43932930, 87865860]

約数ペア:

[(1, 87865860), (2, 43932930), (3, 29288620), (4, 21966465), (5, 17573172), (6, 14644310), (10, 8786586), (12, 7322155), (15, 5857724), (17, 5168580), (20, 4393293), (30, 2928862), (34, 2584290), (51, 1722860), (60, 1464431), (68, 1292145), (85, 1033716), (102, 861430), (170, 516858), (204, 430715), (255, 344572), (340, 258429), (510, 172286), (1020, 86143)]