80504748

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3181}}^1$

素因数の和:3247

約数の個数: 72

約数和(自身を含む): 220067120

約数和(自身を除く): 139562372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 37, 38, 57, 74, 76, 111, 114, 148, 171, 222, 228, 333, 342, 444, 666, 684, 703, 1332, 1406, 2109, 2812, 3181, 4218, 6327, 6362, 8436, 9543, 12654, 12724, 19086, 25308, 28629, 38172, 57258, 60439, 114516, 117697, 120878, 181317, 235394, 241756, 353091, 362634, 470788, 543951, 706182, 725268, 1059273, 1087902, 1412364, 2118546, 2175804, 2236243, 4237092, 4472486, 6708729, 8944972, 13417458, 20126187, 26834916, 40252374, 80504748]

約数ペア:

[(1, 80504748), (2, 40252374), (3, 26834916), (4, 20126187), (6, 13417458), (9, 8944972), (12, 6708729), (18, 4472486), (19, 4237092), (36, 2236243), (37, 2175804), (38, 2118546), (57, 1412364), (74, 1087902), (76, 1059273), (111, 725268), (114, 706182), (148, 543951), (171, 470788), (222, 362634), (228, 353091), (333, 241756), (342, 235394), (444, 181317), (666, 120878), (684, 117697), (703, 114516), (1332, 60439), (1406, 57258), (2109, 38172), (2812, 28629), (3181, 25308), (4218, 19086), (6327, 12724), (6362, 12654), (8436, 9543)]