31292144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:286

約数の個数: 80

約数和(自身を含む): 70662144

約数和(自身を除く): 39370000

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 31, 46, 52, 62, 92, 104, 124, 184, 208, 211, 248, 299, 368, 403, 422, 496, 598, 713, 806, 844, 1196, 1426, 1612, 1688, 2392, 2743, 2852, 3224, 3376, 4784, 4853, 5486, 5704, 6448, 6541, 9269, 9706, 10972, 11408, 13082, 18538, 19412, 21944, 26164, 37076, 38824, 43888, 52328, 63089, 74152, 77648, 85033, 104656, 126178, 148304, 150443, 170066, 252356, 300886, 340132, 504712, 601772, 680264, 1009424, 1203544, 1360528, 1955759, 2407088, 3911518, 7823036, 15646072, 31292144]

約数ペア:

[(1, 31292144), (2, 15646072), (4, 7823036), (8, 3911518), (13, 2407088), (16, 1955759), (23, 1360528), (26, 1203544), (31, 1009424), (46, 680264), (52, 601772), (62, 504712), (92, 340132), (104, 300886), (124, 252356), (184, 170066), (208, 150443), (211, 148304), (248, 126178), (299, 104656), (368, 85033), (403, 77648), (422, 74152), (496, 63089), (598, 52328), (713, 43888), (806, 38824), (844, 37076), (1196, 26164), (1426, 21944), (1612, 19412), (1688, 18538), (2392, 13082), (2743, 11408), (2852, 10972), (3224, 9706), (3376, 9269), (4784, 6541), (4853, 6448), (5486, 5704)]