163608080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1783}}^1$

素因数の和:1864

約数の個数: 80

約数和(自身を含む): 403497984

約数和(自身を除く): 239889904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 37, 40, 62, 74, 80, 124, 148, 155, 185, 248, 296, 310, 370, 496, 592, 620, 740, 1147, 1240, 1480, 1783, 2294, 2480, 2960, 3566, 4588, 5735, 7132, 8915, 9176, 11470, 14264, 17830, 18352, 22940, 28528, 35660, 45880, 55273, 65971, 71320, 91760, 110546, 131942, 142640, 221092, 263884, 276365, 329855, 442184, 527768, 552730, 659710, 884368, 1055536, 1105460, 1319420, 2045101, 2210920, 2638840, 4090202, 4421840, 5277680, 8180404, 10225505, 16360808, 20451010, 32721616, 40902020, 81804040, 163608080]

約数ペア:

[(1, 163608080), (2, 81804040), (4, 40902020), (5, 32721616), (8, 20451010), (10, 16360808), (16, 10225505), (20, 8180404), (31, 5277680), (37, 4421840), (40, 4090202), (62, 2638840), (74, 2210920), (80, 2045101), (124, 1319420), (148, 1105460), (155, 1055536), (185, 884368), (248, 659710), (296, 552730), (310, 527768), (370, 442184), (496, 329855), (592, 276365), (620, 263884), (740, 221092), (1147, 142640), (1240, 131942), (1480, 110546), (1783, 91760), (2294, 71320), (2480, 65971), (2960, 55273), (3566, 45880), (4588, 35660), (5735, 28528), (7132, 22940), (8915, 18352), (9176, 17830), (11470, 14264)]