48720492080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{261713}}^1$

素因数の和:261918

約数の個数: 80

約数和(自身を含む): 122670586080

約数和(自身を除く): 73950094000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 179, 208, 260, 358, 520, 716, 895, 1040, 1432, 1790, 2327, 2864, 3580, 4654, 7160, 9308, 11635, 14320, 18616, 23270, 37232, 46540, 93080, 186160, 261713, 523426, 1046852, 1308565, 2093704, 2617130, 3402269, 4187408, 5234260, 6804538, 10468520, 13609076, 17011345, 20937040, 27218152, 34022690, 46846627, 54436304, 68045380, 93693254, 136090760, 187386508, 234233135, 272181520, 374773016, 468466270, 609006151, 749546032, 936932540, 1218012302, 1873865080, 2436024604, 3045030755, 3747730160, 4872049208, 6090061510, 9744098416, 12180123020, 24360246040, 48720492080]

約数ペア:

[(1, 48720492080), (2, 24360246040), (4, 12180123020), (5, 9744098416), (8, 6090061510), (10, 4872049208), (13, 3747730160), (16, 3045030755), (20, 2436024604), (26, 1873865080), (40, 1218012302), (52, 936932540), (65, 749546032), (80, 609006151), (104, 468466270), (130, 374773016), (179, 272181520), (208, 234233135), (260, 187386508), (358, 136090760), (520, 93693254), (716, 68045380), (895, 54436304), (1040, 46846627), (1432, 34022690), (1790, 27218152), (2327, 20937040), (2864, 17011345), (3580, 13609076), (4654, 10468520), (7160, 6804538), (9308, 5234260), (11635, 4187408), (14320, 3402269), (18616, 2617130), (23270, 2093704), (37232, 1308565), (46540, 1046852), (93080, 523426), (186160, 261713)]