80245728

素因数分解:

$2^5\times 3^4\times {\mathrm{83}}^1\times {\mathrm{373}}^1$

素因数の和:478

約数の個数: 120

約数和(自身を含む): 239484168

約数和(自身を除く): 159238440

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 81, 83, 96, 108, 144, 162, 166, 216, 249, 288, 324, 332, 373, 432, 498, 648, 664, 746, 747, 864, 996, 1119, 1296, 1328, 1492, 1494, 1992, 2238, 2241, 2592, 2656, 2984, 2988, 3357, 3984, 4476, 4482, 5968, 5976, 6714, 6723, 7968, 8952, 8964, 10071, 11936, 11952, 13428, 13446, 17904, 17928, 20142, 23904, 26856, 26892, 30213, 30959, 35808, 35856, 40284, 53712, 53784, 60426, 61918, 71712, 80568, 92877, 107424, 107568, 120852, 123836, 161136, 185754, 215136, 241704, 247672, 278631, 322272, 371508, 483408, 495344, 557262, 743016, 835893, 966816, 990688, 1114524, 1486032, 1671786, 2229048, 2507679, 2972064, 3343572, 4458096, 5015358, 6687144, 8916192, 10030716, 13374288, 20061432, 26748576, 40122864, 80245728]

約数ペア:

[(1, 80245728), (2, 40122864), (3, 26748576), (4, 20061432), (6, 13374288), (8, 10030716), (9, 8916192), (12, 6687144), (16, 5015358), (18, 4458096), (24, 3343572), (27, 2972064), (32, 2507679), (36, 2229048), (48, 1671786), (54, 1486032), (72, 1114524), (81, 990688), (83, 966816), (96, 835893), (108, 743016), (144, 557262), (162, 495344), (166, 483408), (216, 371508), (249, 322272), (288, 278631), (324, 247672), (332, 241704), (373, 215136), (432, 185754), (498, 161136), (648, 123836), (664, 120852), (746, 107568), (747, 107424), (864, 92877), (996, 80568), (1119, 71712), (1296, 61918), (1328, 60426), (1492, 53784), (1494, 53712), (1992, 40284), (2238, 35856), (2241, 35808), (2592, 30959), (2656, 30213), (2984, 26892), (2988, 26856), (3357, 23904), (3984, 20142), (4476, 17928), (4482, 17904), (5968, 13446), (5976, 13428), (6714, 11952), (6723, 11936), (7968, 10071), (8952, 8964)]