68336920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89917}}^1$

素因数の和:89947

約数の個数: 32

約数和(自身を含む): 161852400

約数和(自身を除く): 93515480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 89917, 179834, 359668, 449585, 719336, 899170, 1708423, 1798340, 3416846, 3596680, 6833692, 8542115, 13667384, 17084230, 34168460, 68336920]

約数ペア:

[(1, 68336920), (2, 34168460), (4, 17084230), (5, 13667384), (8, 8542115), (10, 6833692), (19, 3596680), (20, 3416846), (38, 1798340), (40, 1708423), (76, 899170), (95, 719336), (152, 449585), (190, 359668), (380, 179834), (760, 89917)]