552762860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{68581}}^1$

素因数の和:68634

約数の個数: 48

約数和(自身を含む): 1290438912

約数和(自身を除く): 737676052

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 68581, 137162, 274324, 342905, 685810, 891553, 1371620, 1783106, 2126011, 3566212, 4252022, 4457765, 8504044, 8915530, 10630055, 17831060, 21260110, 27638143, 42520220, 55276286, 110552572, 138190715, 276381430, 552762860]

約数ペア:

[(1, 552762860), (2, 276381430), (4, 138190715), (5, 110552572), (10, 55276286), (13, 42520220), (20, 27638143), (26, 21260110), (31, 17831060), (52, 10630055), (62, 8915530), (65, 8504044), (124, 4457765), (130, 4252022), (155, 3566212), (260, 2126011), (310, 1783106), (403, 1371620), (620, 891553), (806, 685810), (1612, 342905), (2015, 274324), (4030, 137162), (8060, 68581)]