55402580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{463}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 120981504

約数和(自身を除く): 65578924

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 193, 310, 386, 463, 620, 772, 926, 965, 1852, 1930, 2315, 3860, 4630, 5983, 9260, 11966, 14353, 23932, 28706, 29915, 57412, 59830, 71765, 89359, 119660, 143530, 178718, 287060, 357436, 446795, 893590, 1787180, 2770129, 5540258, 11080516, 13850645, 27701290, 55402580]

約数ペア:

[(1, 55402580), (2, 27701290), (4, 13850645), (5, 11080516), (10, 5540258), (20, 2770129), (31, 1787180), (62, 893590), (124, 446795), (155, 357436), (193, 287060), (310, 178718), (386, 143530), (463, 119660), (620, 89359), (772, 71765), (926, 59830), (965, 57412), (1852, 29915), (1930, 28706), (2315, 23932), (3860, 14353), (4630, 11966), (5983, 9260)]