64392580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1$

素因数の和:485

約数の個数: 96

約数和(自身を含む): 164247552

約数和(自身を除く): 99854972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 37, 62, 70, 74, 124, 140, 148, 155, 185, 217, 259, 310, 370, 401, 434, 518, 620, 740, 802, 868, 1036, 1085, 1147, 1295, 1604, 2005, 2170, 2294, 2590, 2807, 4010, 4340, 4588, 5180, 5614, 5735, 8020, 8029, 11228, 11470, 12431, 14035, 14837, 16058, 22940, 24862, 28070, 29674, 32116, 40145, 49724, 56140, 59348, 62155, 74185, 80290, 87017, 103859, 124310, 148370, 160580, 174034, 207718, 248620, 296740, 348068, 415436, 435085, 459947, 519295, 870170, 919894, 1038590, 1740340, 1839788, 2077180, 2299735, 3219629, 4599470, 6439258, 9198940, 12878516, 16098145, 32196290, 64392580]

約数ペア:

[(1, 64392580), (2, 32196290), (4, 16098145), (5, 12878516), (7, 9198940), (10, 6439258), (14, 4599470), (20, 3219629), (28, 2299735), (31, 2077180), (35, 1839788), (37, 1740340), (62, 1038590), (70, 919894), (74, 870170), (124, 519295), (140, 459947), (148, 435085), (155, 415436), (185, 348068), (217, 296740), (259, 248620), (310, 207718), (370, 174034), (401, 160580), (434, 148370), (518, 124310), (620, 103859), (740, 87017), (802, 80290), (868, 74185), (1036, 62155), (1085, 59348), (1147, 56140), (1295, 49724), (1604, 40145), (2005, 32116), (2170, 29674), (2294, 28070), (2590, 24862), (2807, 22940), (4010, 16058), (4340, 14837), (4588, 14035), (5180, 12431), (5614, 11470), (5735, 11228), (8020, 8029)]