19580491455

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{1489}}^1$

素因数の和:1713

約数の個数: 128

約数和(自身を含む): 38929766400

約数和(自身を除く): 19349274945

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 53, 85, 105, 119, 139, 159, 255, 265, 357, 371, 417, 595, 695, 795, 901, 973, 1113, 1489, 1785, 1855, 2085, 2363, 2703, 2919, 4467, 4505, 4865, 5565, 6307, 7089, 7367, 7445, 10423, 11815, 13515, 14595, 16541, 18921, 22101, 22335, 25313, 31269, 31535, 35445, 36835, 49623, 51569, 52115, 75939, 78917, 82705, 94605, 110505, 125239, 126565, 154707, 156345, 177191, 206971, 236751, 248115, 257845, 375717, 379695, 394585, 531573, 552419, 620913, 626195, 773535, 876673, 885955, 1034855, 1183755, 1341589, 1448797, 1657257, 1878585, 2630019, 2657865, 2762095, 3104565, 3518507, 4024767, 4346391, 4383365, 6707945, 7243985, 8286285, 9391123, 10555521, 10969463, 13150095, 17592535, 20123835, 21731955, 24629549, 28173369, 32908389, 46955615, 52777605, 54847315, 73888647, 76786241, 123147745, 140866845, 164541945, 186480871, 230358723, 369443235, 383931205, 559442613, 932404355, 1151793615, 1305366097, 2797213065, 3916098291, 6526830485, 19580491455]

約数ペア:

[(1, 19580491455), (3, 6526830485), (5, 3916098291), (7, 2797213065), (15, 1305366097), (17, 1151793615), (21, 932404355), (35, 559442613), (51, 383931205), (53, 369443235), (85, 230358723), (105, 186480871), (119, 164541945), (139, 140866845), (159, 123147745), (255, 76786241), (265, 73888647), (357, 54847315), (371, 52777605), (417, 46955615), (595, 32908389), (695, 28173369), (795, 24629549), (901, 21731955), (973, 20123835), (1113, 17592535), (1489, 13150095), (1785, 10969463), (1855, 10555521), (2085, 9391123), (2363, 8286285), (2703, 7243985), (2919, 6707945), (4467, 4383365), (4505, 4346391), (4865, 4024767), (5565, 3518507), (6307, 3104565), (7089, 2762095), (7367, 2657865), (7445, 2630019), (10423, 1878585), (11815, 1657257), (13515, 1448797), (14595, 1341589), (16541, 1183755), (18921, 1034855), (22101, 885955), (22335, 876673), (25313, 773535), (31269, 626195), (31535, 620913), (35445, 552419), (36835, 531573), (49623, 394585), (51569, 379695), (52115, 375717), (75939, 257845), (78917, 248115), (82705, 236751), (94605, 206971), (110505, 177191), (125239, 156345), (126565, 154707)]