84797840

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:408

約数の個数: 80

約数和(自身を含む): 204736896

約数和(自身を除く): 119939056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 103, 164, 205, 206, 251, 328, 410, 412, 502, 515, 656, 820, 824, 1004, 1030, 1255, 1640, 1648, 2008, 2060, 2510, 3280, 4016, 4120, 4223, 5020, 8240, 8446, 10040, 10291, 16892, 20080, 20582, 21115, 25853, 33784, 41164, 42230, 51455, 51706, 67568, 82328, 84460, 102910, 103412, 129265, 164656, 168920, 205820, 206824, 258530, 337840, 411640, 413648, 517060, 823280, 1034120, 1059973, 2068240, 2119946, 4239892, 5299865, 8479784, 10599730, 16959568, 21199460, 42398920, 84797840]

約数ペア:

[(1, 84797840), (2, 42398920), (4, 21199460), (5, 16959568), (8, 10599730), (10, 8479784), (16, 5299865), (20, 4239892), (40, 2119946), (41, 2068240), (80, 1059973), (82, 1034120), (103, 823280), (164, 517060), (205, 413648), (206, 411640), (251, 337840), (328, 258530), (410, 206824), (412, 205820), (502, 168920), (515, 164656), (656, 129265), (820, 103412), (824, 102910), (1004, 84460), (1030, 82328), (1255, 67568), (1640, 51706), (1648, 51455), (2008, 42230), (2060, 41164), (2510, 33784), (3280, 25853), (4016, 21115), (4120, 20582), (4223, 20080), (5020, 16892), (8240, 10291), (8446, 10040)]