203864080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{9839}}^1$

素因数の和:9896

約数の個数: 80

約数和(自身を含む): 556392960

約数和(自身を除く): 352528880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 370, 518, 560, 592, 740, 1036, 1295, 1480, 2072, 2590, 2960, 4144, 5180, 9839, 10360, 19678, 20720, 39356, 49195, 68873, 78712, 98390, 137746, 157424, 196780, 275492, 344365, 364043, 393560, 550984, 688730, 728086, 787120, 1101968, 1377460, 1456172, 1820215, 2548301, 2754920, 2912344, 3640430, 5096602, 5509840, 5824688, 7280860, 10193204, 12741505, 14561720, 20386408, 25483010, 29123440, 40772816, 50966020, 101932040, 203864080]

約数ペア:

[(1, 203864080), (2, 101932040), (4, 50966020), (5, 40772816), (7, 29123440), (8, 25483010), (10, 20386408), (14, 14561720), (16, 12741505), (20, 10193204), (28, 7280860), (35, 5824688), (37, 5509840), (40, 5096602), (56, 3640430), (70, 2912344), (74, 2754920), (80, 2548301), (112, 1820215), (140, 1456172), (148, 1377460), (185, 1101968), (259, 787120), (280, 728086), (296, 688730), (370, 550984), (518, 393560), (560, 364043), (592, 344365), (740, 275492), (1036, 196780), (1295, 157424), (1480, 137746), (2072, 98390), (2590, 78712), (2960, 68873), (4144, 49195), (5180, 39356), (9839, 20720), (10360, 19678)]