84821840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1327}}^1$

素因数の和:1404

約数の個数: 80

約数和(自身を含む): 213414912

約数和(自身を除く): 128593072

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 47, 68, 80, 85, 94, 136, 170, 188, 235, 272, 340, 376, 470, 680, 752, 799, 940, 1327, 1360, 1598, 1880, 2654, 3196, 3760, 3995, 5308, 6392, 6635, 7990, 10616, 12784, 13270, 15980, 21232, 22559, 26540, 31960, 45118, 53080, 62369, 63920, 90236, 106160, 112795, 124738, 180472, 225590, 249476, 311845, 360944, 451180, 498952, 623690, 902360, 997904, 1060273, 1247380, 1804720, 2120546, 2494760, 4241092, 4989520, 5301365, 8482184, 10602730, 16964368, 21205460, 42410920, 84821840]

約数ペア:

[(1, 84821840), (2, 42410920), (4, 21205460), (5, 16964368), (8, 10602730), (10, 8482184), (16, 5301365), (17, 4989520), (20, 4241092), (34, 2494760), (40, 2120546), (47, 1804720), (68, 1247380), (80, 1060273), (85, 997904), (94, 902360), (136, 623690), (170, 498952), (188, 451180), (235, 360944), (272, 311845), (340, 249476), (376, 225590), (470, 180472), (680, 124738), (752, 112795), (799, 106160), (940, 90236), (1327, 63920), (1360, 62369), (1598, 53080), (1880, 45118), (2654, 31960), (3196, 26540), (3760, 22559), (3995, 21232), (5308, 15980), (6392, 13270), (6635, 12784), (7990, 10616)]