127288945

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:230

約数の個数: 64

約数和(自身を含む): 195526656

約数和(自身を除く): 68237711

約数列:

[1, 5, 7, 17, 31, 35, 67, 85, 103, 119, 155, 217, 335, 469, 515, 527, 595, 721, 1085, 1139, 1751, 2077, 2345, 2635, 3193, 3605, 3689, 5695, 6901, 7973, 8755, 10385, 12257, 14539, 15965, 18445, 22351, 34505, 35309, 39865, 48307, 54281, 61285, 72695, 111755, 117317, 176545, 213931, 241535, 247163, 271405, 379967, 586585, 821219, 1069655, 1235815, 1497517, 1899835, 3636827, 4106095, 7487585, 18184135, 25457789, 127288945]

約数ペア:

[(1, 127288945), (5, 25457789), (7, 18184135), (17, 7487585), (31, 4106095), (35, 3636827), (67, 1899835), (85, 1497517), (103, 1235815), (119, 1069655), (155, 821219), (217, 586585), (335, 379967), (469, 271405), (515, 247163), (527, 241535), (595, 213931), (721, 176545), (1085, 117317), (1139, 111755), (1751, 72695), (2077, 61285), (2345, 54281), (2635, 48307), (3193, 39865), (3605, 35309), (3689, 34505), (5695, 22351), (6901, 18445), (7973, 15965), (8755, 14539), (10385, 12257)]