64862790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{3373}}^1$

素因数の和:4024

約数の個数: 32

約数和(自身を含む): 155959776

約数和(自身を除く): 91096986

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 641, 1282, 1923, 3205, 3373, 3846, 6410, 6746, 9615, 10119, 16865, 19230, 20238, 33730, 50595, 101190, 2162093, 4324186, 6486279, 10810465, 12972558, 21620930, 32431395, 64862790]

約数ペア:

[(1, 64862790), (2, 32431395), (3, 21620930), (5, 12972558), (6, 10810465), (10, 6486279), (15, 4324186), (30, 2162093), (641, 101190), (1282, 50595), (1923, 33730), (3205, 20238), (3373, 19230), (3846, 16865), (6410, 10119), (6746, 9615)]