66375320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2473}}^1$

素因数の和:2556

約数の個数: 64

約数和(自身を含む): 165659040

約数和(自身を除く): 99283720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 440, 488, 610, 671, 1220, 1342, 2440, 2473, 2684, 3355, 4946, 5368, 6710, 9892, 12365, 13420, 19784, 24730, 26840, 27203, 49460, 54406, 98920, 108812, 136015, 150853, 217624, 272030, 301706, 544060, 603412, 754265, 1088120, 1206824, 1508530, 1659383, 3017060, 3318766, 6034120, 6637532, 8296915, 13275064, 16593830, 33187660, 66375320]

約数ペア:

[(1, 66375320), (2, 33187660), (4, 16593830), (5, 13275064), (8, 8296915), (10, 6637532), (11, 6034120), (20, 3318766), (22, 3017060), (40, 1659383), (44, 1508530), (55, 1206824), (61, 1088120), (88, 754265), (110, 603412), (122, 544060), (220, 301706), (244, 272030), (305, 217624), (440, 150853), (488, 136015), (610, 108812), (671, 98920), (1220, 54406), (1342, 49460), (2440, 27203), (2473, 26840), (2684, 24730), (3355, 19784), (4946, 13420), (5368, 12365), (6710, 9892)]