57863920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1$

素因数の和:458

約数の個数: 80

約数和(自身を含む): 143883648

約数和(自身を除く): 86019728

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 157, 170, 271, 272, 314, 340, 542, 628, 680, 785, 1084, 1256, 1355, 1360, 1570, 2168, 2512, 2669, 2710, 3140, 4336, 4607, 5338, 5420, 6280, 9214, 10676, 10840, 12560, 13345, 18428, 21352, 21680, 23035, 26690, 36856, 42547, 42704, 46070, 53380, 73712, 85094, 92140, 106760, 170188, 184280, 212735, 213520, 340376, 368560, 425470, 680752, 723299, 850940, 1446598, 1701880, 2893196, 3403760, 3616495, 5786392, 7232990, 11572784, 14465980, 28931960, 57863920]

約数ペア:

[(1, 57863920), (2, 28931960), (4, 14465980), (5, 11572784), (8, 7232990), (10, 5786392), (16, 3616495), (17, 3403760), (20, 2893196), (34, 1701880), (40, 1446598), (68, 850940), (80, 723299), (85, 680752), (136, 425470), (157, 368560), (170, 340376), (271, 213520), (272, 212735), (314, 184280), (340, 170188), (542, 106760), (628, 92140), (680, 85094), (785, 73712), (1084, 53380), (1256, 46070), (1355, 42704), (1360, 42547), (1570, 36856), (2168, 26690), (2512, 23035), (2669, 21680), (2710, 21352), (3140, 18428), (4336, 13345), (4607, 12560), (5338, 10840), (5420, 10676), (6280, 9214)]