72985890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{39883}}^1$

素因数の和:39954

約数の個数: 32

約数和(自身を含む): 178042176

約数和(自身を除く): 105056286

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 39883, 79766, 119649, 199415, 239298, 398830, 598245, 1196490, 2432863, 4865726, 7298589, 12164315, 14597178, 24328630, 36492945, 72985890]

約数ペア:

[(1, 72985890), (2, 36492945), (3, 24328630), (5, 14597178), (6, 12164315), (10, 7298589), (15, 4865726), (30, 2432863), (61, 1196490), (122, 598245), (183, 398830), (305, 239298), (366, 199415), (610, 119649), (915, 79766), (1830, 39883)]