81356484

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1$

素因数の和:501

約数の個数: 96

約数和(自身を含む): 218816640

約数和(自身を除く): 137460156

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 29, 33, 44, 53, 58, 66, 87, 106, 116, 132, 159, 174, 212, 318, 319, 348, 401, 583, 636, 638, 802, 957, 1166, 1203, 1276, 1537, 1604, 1749, 1914, 2332, 2406, 3074, 3498, 3828, 4411, 4611, 4812, 6148, 6996, 8822, 9222, 11629, 13233, 16907, 17644, 18444, 21253, 23258, 26466, 33814, 34887, 42506, 46516, 50721, 52932, 63759, 67628, 69774, 85012, 101442, 127518, 127919, 139548, 202884, 233783, 255036, 255838, 383757, 467566, 511676, 616337, 701349, 767514, 935132, 1232674, 1402698, 1535028, 1849011, 2465348, 2805396, 3698022, 6779707, 7396044, 13559414, 20339121, 27118828, 40678242, 81356484]

約数ペア:

[(1, 81356484), (2, 40678242), (3, 27118828), (4, 20339121), (6, 13559414), (11, 7396044), (12, 6779707), (22, 3698022), (29, 2805396), (33, 2465348), (44, 1849011), (53, 1535028), (58, 1402698), (66, 1232674), (87, 935132), (106, 767514), (116, 701349), (132, 616337), (159, 511676), (174, 467566), (212, 383757), (318, 255838), (319, 255036), (348, 233783), (401, 202884), (583, 139548), (636, 127919), (638, 127518), (802, 101442), (957, 85012), (1166, 69774), (1203, 67628), (1276, 63759), (1537, 52932), (1604, 50721), (1749, 46516), (1914, 42506), (2332, 34887), (2406, 33814), (3074, 26466), (3498, 23258), (3828, 21253), (4411, 18444), (4611, 17644), (4812, 16907), (6148, 13233), (6996, 11629), (8822, 9222)]