89489620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:389

約数の個数: 96

約数和(自身を含む): 219340800

約数和(自身を除く): 129851180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 79, 95, 110, 158, 190, 209, 220, 271, 316, 380, 395, 418, 542, 790, 836, 869, 1045, 1084, 1355, 1501, 1580, 1738, 2090, 2710, 2981, 3002, 3476, 4180, 4345, 5149, 5420, 5962, 6004, 7505, 8690, 10298, 11924, 14905, 15010, 16511, 17380, 20596, 21409, 25745, 29810, 30020, 33022, 42818, 51490, 56639, 59620, 66044, 82555, 85636, 102980, 107045, 113278, 165110, 214090, 226556, 235499, 283195, 330220, 406771, 428180, 470998, 566390, 813542, 941996, 1132780, 1177495, 1627084, 2033855, 2354990, 4067710, 4474481, 4709980, 8135420, 8948962, 17897924, 22372405, 44744810, 89489620]

約数ペア:

[(1, 89489620), (2, 44744810), (4, 22372405), (5, 17897924), (10, 8948962), (11, 8135420), (19, 4709980), (20, 4474481), (22, 4067710), (38, 2354990), (44, 2033855), (55, 1627084), (76, 1177495), (79, 1132780), (95, 941996), (110, 813542), (158, 566390), (190, 470998), (209, 428180), (220, 406771), (271, 330220), (316, 283195), (380, 235499), (395, 226556), (418, 214090), (542, 165110), (790, 113278), (836, 107045), (869, 102980), (1045, 85636), (1084, 82555), (1355, 66044), (1501, 59620), (1580, 56639), (1738, 51490), (2090, 42818), (2710, 33022), (2981, 30020), (3002, 29810), (3476, 25745), (4180, 21409), (4345, 20596), (5149, 17380), (5420, 16511), (5962, 15010), (6004, 14905), (7505, 11924), (8690, 10298)]