131479088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{103}}^1$

素因数の和:179

約数の個数: 120

約数和(自身を含む): 309542688

約数和(自身を除く): 178063600

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 34, 38, 52, 68, 76, 103, 104, 136, 152, 206, 208, 221, 247, 272, 304, 323, 361, 412, 442, 494, 646, 722, 824, 884, 988, 1292, 1339, 1444, 1648, 1751, 1768, 1957, 1976, 2584, 2678, 2888, 3502, 3536, 3914, 3952, 4199, 4693, 5168, 5356, 5776, 6137, 7004, 7828, 8398, 9386, 10712, 12274, 14008, 15656, 16796, 18772, 21424, 22763, 24548, 25441, 28016, 31312, 33269, 33592, 37183, 37544, 45526, 49096, 50882, 66538, 67184, 74366, 75088, 79781, 91052, 98192, 101764, 133076, 148732, 159562, 182104, 203528, 266152, 297464, 319124, 364208, 407056, 432497, 483379, 532304, 594928, 632111, 638248, 864994, 966758, 1264222, 1276496, 1729988, 1933516, 2528444, 3459976, 3867032, 5056888, 6919952, 7734064, 8217443, 10113776, 16434886, 32869772, 65739544, 131479088]

約数ペア:

[(1, 131479088), (2, 65739544), (4, 32869772), (8, 16434886), (13, 10113776), (16, 8217443), (17, 7734064), (19, 6919952), (26, 5056888), (34, 3867032), (38, 3459976), (52, 2528444), (68, 1933516), (76, 1729988), (103, 1276496), (104, 1264222), (136, 966758), (152, 864994), (206, 638248), (208, 632111), (221, 594928), (247, 532304), (272, 483379), (304, 432497), (323, 407056), (361, 364208), (412, 319124), (442, 297464), (494, 266152), (646, 203528), (722, 182104), (824, 159562), (884, 148732), (988, 133076), (1292, 101764), (1339, 98192), (1444, 91052), (1648, 79781), (1751, 75088), (1768, 74366), (1957, 67184), (1976, 66538), (2584, 50882), (2678, 49096), (2888, 45526), (3502, 37544), (3536, 37183), (3914, 33592), (3952, 33269), (4199, 31312), (4693, 28016), (5168, 25441), (5356, 24548), (5776, 22763), (6137, 21424), (7004, 18772), (7828, 16796), (8398, 15656), (9386, 14008), (10712, 12274)]