55180180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:389

約数の個数: 96

約数和(自身を含む): 136604160

約数和(自身を除く): 81423980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 43, 44, 55, 76, 86, 95, 110, 172, 190, 209, 215, 220, 307, 380, 418, 430, 473, 614, 817, 836, 860, 946, 1045, 1228, 1535, 1634, 1892, 2090, 2365, 3070, 3268, 3377, 4085, 4180, 4730, 5833, 6140, 6754, 8170, 8987, 9460, 11666, 13201, 13508, 16340, 16885, 17974, 23332, 26402, 29165, 33770, 35948, 44935, 52804, 58330, 64163, 66005, 67540, 89870, 116660, 128326, 132010, 145211, 179740, 250819, 256652, 264020, 290422, 320815, 501638, 580844, 641630, 726055, 1003276, 1254095, 1283260, 1452110, 2508190, 2759009, 2904220, 5016380, 5518018, 11036036, 13795045, 27590090, 55180180]

約数ペア:

[(1, 55180180), (2, 27590090), (4, 13795045), (5, 11036036), (10, 5518018), (11, 5016380), (19, 2904220), (20, 2759009), (22, 2508190), (38, 1452110), (43, 1283260), (44, 1254095), (55, 1003276), (76, 726055), (86, 641630), (95, 580844), (110, 501638), (172, 320815), (190, 290422), (209, 264020), (215, 256652), (220, 250819), (307, 179740), (380, 145211), (418, 132010), (430, 128326), (473, 116660), (614, 89870), (817, 67540), (836, 66005), (860, 64163), (946, 58330), (1045, 52804), (1228, 44935), (1535, 35948), (1634, 33770), (1892, 29165), (2090, 26402), (2365, 23332), (3070, 17974), (3268, 16885), (3377, 16340), (4085, 13508), (4180, 13201), (4730, 11666), (5833, 9460), (6140, 8987), (6754, 8170)]