131896360

素因数分解:

$2^3\times 5^1\times {\mathrm{521}}^1\times {\mathrm{6329}}^1$

素因数の和:6861

約数の個数: 32

約数和(自身を含む): 297383400

約数和(自身を除く): 165487040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 521, 1042, 2084, 2605, 4168, 5210, 6329, 10420, 12658, 20840, 25316, 31645, 50632, 63290, 126580, 253160, 3297409, 6594818, 13189636, 16487045, 26379272, 32974090, 65948180, 131896360]

約数ペア:

[(1, 131896360), (2, 65948180), (4, 32974090), (5, 26379272), (8, 16487045), (10, 13189636), (20, 6594818), (40, 3297409), (521, 253160), (1042, 126580), (2084, 63290), (2605, 50632), (4168, 31645), (5210, 25316), (6329, 20840), (10420, 12658)]