67208020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{7451}}^1$

素因数の和:7512

約数の個数: 48

約数和(自身を含む): 157743936

約数和(自身を除く): 90535916

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 4510, 7451, 9020, 14902, 29804, 37255, 74510, 81961, 149020, 163922, 305491, 327844, 409805, 610982, 819610, 1221964, 1527455, 1639220, 3054910, 3360401, 6109820, 6720802, 13441604, 16802005, 33604010, 67208020]

約数ペア:

[(1, 67208020), (2, 33604010), (4, 16802005), (5, 13441604), (10, 6720802), (11, 6109820), (20, 3360401), (22, 3054910), (41, 1639220), (44, 1527455), (55, 1221964), (82, 819610), (110, 610982), (164, 409805), (205, 327844), (220, 305491), (410, 163922), (451, 149020), (820, 81961), (902, 74510), (1804, 37255), (2255, 29804), (4510, 14902), (7451, 9020)]