20114749655

素因数分解:

$5^1\times 7^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{11717}}^1$

素因数の和:11774

約数の個数: 80

約数和(自身を含む): 33084694944

約数和(自身を除く): 12969945289

約数列:

[1, 5, 7, 11, 13, 35, 49, 55, 65, 77, 91, 143, 245, 343, 385, 455, 539, 637, 715, 1001, 1715, 2401, 2695, 3185, 3773, 4459, 5005, 7007, 11717, 12005, 18865, 22295, 26411, 31213, 35035, 49049, 58585, 82019, 128887, 132055, 152321, 156065, 245245, 343343, 410095, 574133, 644435, 761605, 902209, 1066247, 1675531, 1716715, 2870665, 4018931, 4511045, 5331235, 6315463, 7463729, 8377655, 11728717, 20094655, 28132517, 31577315, 37318645, 44208241, 52246103, 58643585, 82101019, 140662585, 221041205, 261230515, 309457687, 365722721, 410505095, 574707133, 1547288435, 1828613605, 2873535665, 4022949931, 20114749655]

約数ペア:

[(1, 20114749655), (5, 4022949931), (7, 2873535665), (11, 1828613605), (13, 1547288435), (35, 574707133), (49, 410505095), (55, 365722721), (65, 309457687), (77, 261230515), (91, 221041205), (143, 140662585), (245, 82101019), (343, 58643585), (385, 52246103), (455, 44208241), (539, 37318645), (637, 31577315), (715, 28132517), (1001, 20094655), (1715, 11728717), (2401, 8377655), (2695, 7463729), (3185, 6315463), (3773, 5331235), (4459, 4511045), (5005, 4018931), (7007, 2870665), (11717, 1716715), (12005, 1675531), (18865, 1066247), (22295, 902209), (26411, 761605), (31213, 644435), (35035, 574133), (49049, 410095), (58585, 343343), (82019, 245245), (128887, 156065), (132055, 152321)]