55887920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1549}}^1$

素因数の和:1614

約数の個数: 80

約数和(自身を含む): 145303200

約数和(自身を除く): 89415280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 80, 82, 88, 110, 164, 176, 205, 220, 328, 410, 440, 451, 656, 820, 880, 902, 1549, 1640, 1804, 2255, 3098, 3280, 3608, 4510, 6196, 7216, 7745, 9020, 12392, 15490, 17039, 18040, 24784, 30980, 34078, 36080, 61960, 63509, 68156, 85195, 123920, 127018, 136312, 170390, 254036, 272624, 317545, 340780, 508072, 635090, 681560, 698599, 1016144, 1270180, 1363120, 1397198, 2540360, 2794396, 3492995, 5080720, 5588792, 6985990, 11177584, 13971980, 27943960, 55887920]

約数ペア:

[(1, 55887920), (2, 27943960), (4, 13971980), (5, 11177584), (8, 6985990), (10, 5588792), (11, 5080720), (16, 3492995), (20, 2794396), (22, 2540360), (40, 1397198), (41, 1363120), (44, 1270180), (55, 1016144), (80, 698599), (82, 681560), (88, 635090), (110, 508072), (164, 340780), (176, 317545), (205, 272624), (220, 254036), (328, 170390), (410, 136312), (440, 127018), (451, 123920), (656, 85195), (820, 68156), (880, 63509), (902, 61960), (1549, 36080), (1640, 34078), (1804, 30980), (2255, 24784), (3098, 18040), (3280, 17039), (3608, 15490), (4510, 12392), (6196, 9020), (7216, 7745)]