89485220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{13121}}^1$

素因数の和:13172

約数の個数: 48

約数和(自身を含む): 211631616

約数和(自身を除く): 122146396

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 13121, 26242, 52484, 65605, 131210, 144331, 262420, 288662, 406751, 577324, 721655, 813502, 1443310, 1627004, 2033755, 2886620, 4067510, 4474261, 8135020, 8948522, 17897044, 22371305, 44742610, 89485220]

約数ペア:

[(1, 89485220), (2, 44742610), (4, 22371305), (5, 17897044), (10, 8948522), (11, 8135020), (20, 4474261), (22, 4067510), (31, 2886620), (44, 2033755), (55, 1627004), (62, 1443310), (110, 813502), (124, 721655), (155, 577324), (220, 406751), (310, 288662), (341, 262420), (620, 144331), (682, 131210), (1364, 65605), (1705, 52484), (3410, 26242), (6820, 13121)]