66938672

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{7103}}^1$

素因数の和:7161

約数の個数: 40

約数和(自身を含む): 140943360

約数和(自身を除く): 74004688

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 2356, 4712, 7103, 9424, 14206, 28412, 56824, 113648, 134957, 220193, 269914, 440386, 539828, 880772, 1079656, 1761544, 2159312, 3523088, 4183667, 8367334, 16734668, 33469336, 66938672]

約数ペア:

[(1, 66938672), (2, 33469336), (4, 16734668), (8, 8367334), (16, 4183667), (19, 3523088), (31, 2159312), (38, 1761544), (62, 1079656), (76, 880772), (124, 539828), (152, 440386), (248, 269914), (304, 220193), (496, 134957), (589, 113648), (1178, 56824), (2356, 28412), (4712, 14206), (7103, 9424)]