80864240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1607}}^1$

素因数の和:1674

約数の個数: 80

約数和(自身を含む): 204576192

約数和(自身を除く): 123711952

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 37, 40, 68, 74, 80, 85, 136, 148, 170, 185, 272, 296, 340, 370, 592, 629, 680, 740, 1258, 1360, 1480, 1607, 2516, 2960, 3145, 3214, 5032, 6290, 6428, 8035, 10064, 12580, 12856, 16070, 25160, 25712, 27319, 32140, 50320, 54638, 59459, 64280, 109276, 118918, 128560, 136595, 218552, 237836, 273190, 297295, 437104, 475672, 546380, 594590, 951344, 1010803, 1092760, 1189180, 2021606, 2185520, 2378360, 4043212, 4756720, 5054015, 8086424, 10108030, 16172848, 20216060, 40432120, 80864240]

約数ペア:

[(1, 80864240), (2, 40432120), (4, 20216060), (5, 16172848), (8, 10108030), (10, 8086424), (16, 5054015), (17, 4756720), (20, 4043212), (34, 2378360), (37, 2185520), (40, 2021606), (68, 1189180), (74, 1092760), (80, 1010803), (85, 951344), (136, 594590), (148, 546380), (170, 475672), (185, 437104), (272, 297295), (296, 273190), (340, 237836), (370, 218552), (592, 136595), (629, 128560), (680, 118918), (740, 109276), (1258, 64280), (1360, 59459), (1480, 54638), (1607, 50320), (2516, 32140), (2960, 27319), (3145, 25712), (3214, 25160), (5032, 16070), (6290, 12856), (6428, 12580), (8035, 10064)]