79841988

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2467}}^1$

素因数の和:2537

約数の個数: 72

約数和(自身を含む): 215604480

約数和(自身を除く): 135762492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 31, 36, 58, 62, 87, 93, 116, 124, 174, 186, 261, 279, 348, 372, 522, 558, 899, 1044, 1116, 1798, 2467, 2697, 3596, 4934, 5394, 7401, 8091, 9868, 10788, 14802, 16182, 22203, 29604, 32364, 44406, 71543, 76477, 88812, 143086, 152954, 214629, 229431, 286172, 305908, 429258, 458862, 643887, 688293, 858516, 917724, 1287774, 1376586, 2217833, 2575548, 2753172, 4435666, 6653499, 8871332, 13306998, 19960497, 26613996, 39920994, 79841988]

約数ペア:

[(1, 79841988), (2, 39920994), (3, 26613996), (4, 19960497), (6, 13306998), (9, 8871332), (12, 6653499), (18, 4435666), (29, 2753172), (31, 2575548), (36, 2217833), (58, 1376586), (62, 1287774), (87, 917724), (93, 858516), (116, 688293), (124, 643887), (174, 458862), (186, 429258), (261, 305908), (279, 286172), (348, 229431), (372, 214629), (522, 152954), (558, 143086), (899, 88812), (1044, 76477), (1116, 71543), (1798, 44406), (2467, 32364), (2697, 29604), (3596, 22203), (4934, 16182), (5394, 14802), (7401, 10788), (8091, 9868)]