31589248

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:483

約数の個数: 64

約数和(自身を含む): 68544000

約数和(自身を除く): 36954752

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 128, 152, 248, 304, 419, 496, 589, 608, 838, 992, 1178, 1216, 1676, 1984, 2356, 2432, 3352, 3968, 4712, 6704, 7961, 9424, 12989, 13408, 15922, 18848, 25978, 26816, 31844, 37696, 51956, 53632, 63688, 75392, 103912, 127376, 207824, 246791, 254752, 415648, 493582, 509504, 831296, 987164, 1019008, 1662592, 1974328, 3948656, 7897312, 15794624, 31589248]

約数ペア:

[(1, 31589248), (2, 15794624), (4, 7897312), (8, 3948656), (16, 1974328), (19, 1662592), (31, 1019008), (32, 987164), (38, 831296), (62, 509504), (64, 493582), (76, 415648), (124, 254752), (128, 246791), (152, 207824), (248, 127376), (304, 103912), (419, 75392), (496, 63688), (589, 53632), (608, 51956), (838, 37696), (992, 31844), (1178, 26816), (1216, 25978), (1676, 18848), (1984, 15922), (2356, 13408), (2432, 12989), (3352, 9424), (3968, 7961), (4712, 6704)]