65064400

素因数分解:

$2^4\times 5^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:197

約数の個数: 120

約数和(自身を含む): 166060800

約数和(自身を除く): 100996400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 50, 58, 71, 79, 80, 100, 116, 142, 145, 158, 200, 232, 284, 290, 316, 355, 395, 400, 464, 568, 580, 632, 710, 725, 790, 1136, 1160, 1264, 1420, 1450, 1580, 1775, 1975, 2059, 2291, 2320, 2840, 2900, 3160, 3550, 3950, 4118, 4582, 5609, 5680, 5800, 6320, 7100, 7900, 8236, 9164, 10295, 11218, 11455, 11600, 14200, 15800, 16472, 18328, 20590, 22436, 22910, 28045, 28400, 31600, 32944, 36656, 41180, 44872, 45820, 51475, 56090, 57275, 82360, 89744, 91640, 102950, 112180, 114550, 140225, 162661, 164720, 183280, 205900, 224360, 229100, 280450, 325322, 411800, 448720, 458200, 560900, 650644, 813305, 823600, 916400, 1121800, 1301288, 1626610, 2243600, 2602576, 3253220, 4066525, 6506440, 8133050, 13012880, 16266100, 32532200, 65064400]

約数ペア:

[(1, 65064400), (2, 32532200), (4, 16266100), (5, 13012880), (8, 8133050), (10, 6506440), (16, 4066525), (20, 3253220), (25, 2602576), (29, 2243600), (40, 1626610), (50, 1301288), (58, 1121800), (71, 916400), (79, 823600), (80, 813305), (100, 650644), (116, 560900), (142, 458200), (145, 448720), (158, 411800), (200, 325322), (232, 280450), (284, 229100), (290, 224360), (316, 205900), (355, 183280), (395, 164720), (400, 162661), (464, 140225), (568, 114550), (580, 112180), (632, 102950), (710, 91640), (725, 89744), (790, 82360), (1136, 57275), (1160, 56090), (1264, 51475), (1420, 45820), (1450, 44872), (1580, 41180), (1775, 36656), (1975, 32944), (2059, 31600), (2291, 28400), (2320, 28045), (2840, 22910), (2900, 22436), (3160, 20590), (3550, 18328), (3950, 16472), (4118, 15800), (4582, 14200), (5609, 11600), (5680, 11455), (5800, 11218), (6320, 10295), (7100, 9164), (7900, 8236)]