74935720

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{22571}}^1$

素因数の和:22665

約数の個数: 32

約数和(自身を含む): 170644320

約数和(自身を除く): 95708600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 22571, 45142, 90284, 112855, 180568, 225710, 451420, 902840, 1873393, 3746786, 7493572, 9366965, 14987144, 18733930, 37467860, 74935720]

約数ペア:

[(1, 74935720), (2, 37467860), (4, 18733930), (5, 14987144), (8, 9366965), (10, 7493572), (20, 3746786), (40, 1873393), (83, 902840), (166, 451420), (332, 225710), (415, 180568), (664, 112855), (830, 90284), (1660, 45142), (3320, 22571)]