51339870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{863}}^1$

素因数の和:1537

約数の個数: 48

約数和(自身を含む): 133840512

約数和(自身を除く): 82500642

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 661, 863, 1322, 1726, 1983, 2589, 3305, 3966, 4315, 5178, 5949, 6610, 7767, 8630, 9915, 11898, 12945, 15534, 19830, 25890, 29745, 38835, 59490, 77670, 570443, 1140886, 1711329, 2852215, 3422658, 5133987, 5704430, 8556645, 10267974, 17113290, 25669935, 51339870]

約数ペア:

[(1, 51339870), (2, 25669935), (3, 17113290), (5, 10267974), (6, 8556645), (9, 5704430), (10, 5133987), (15, 3422658), (18, 2852215), (30, 1711329), (45, 1140886), (90, 570443), (661, 77670), (863, 59490), (1322, 38835), (1726, 29745), (1983, 25890), (2589, 19830), (3305, 15534), (3966, 12945), (4315, 11898), (5178, 9915), (5949, 8630), (6610, 7767)]