67867984

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{491}}^1$

素因数の和:715

約数の個数: 40

約数和(自身を含む): 135071712

約数和(自身を除く): 67203728

約数列:

[1, 2, 4, 8, 16, 53, 106, 163, 212, 326, 424, 491, 652, 848, 982, 1304, 1964, 2608, 3928, 7856, 8639, 17278, 26023, 34556, 52046, 69112, 80033, 104092, 138224, 160066, 208184, 320132, 416368, 640264, 1280528, 4241749, 8483498, 16966996, 33933992, 67867984]

約数ペア:

[(1, 67867984), (2, 33933992), (4, 16966996), (8, 8483498), (16, 4241749), (53, 1280528), (106, 640264), (163, 416368), (212, 320132), (326, 208184), (424, 160066), (491, 138224), (652, 104092), (848, 80033), (982, 69112), (1304, 52046), (1964, 34556), (2608, 26023), (3928, 17278), (7856, 8639)]