31740032

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:485

約数の個数: 64

約数和(自身を含む): 68870400

約数和(自身を除く): 37130368

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 128, 152, 248, 304, 421, 496, 589, 608, 842, 992, 1178, 1216, 1684, 1984, 2356, 2432, 3368, 3968, 4712, 6736, 7999, 9424, 13051, 13472, 15998, 18848, 26102, 26944, 31996, 37696, 52204, 53888, 63992, 75392, 104408, 127984, 208816, 247969, 255968, 417632, 495938, 511936, 835264, 991876, 1023872, 1670528, 1983752, 3967504, 7935008, 15870016, 31740032]

約数ペア:

[(1, 31740032), (2, 15870016), (4, 7935008), (8, 3967504), (16, 1983752), (19, 1670528), (31, 1023872), (32, 991876), (38, 835264), (62, 511936), (64, 495938), (76, 417632), (124, 255968), (128, 247969), (152, 208816), (248, 127984), (304, 104408), (421, 75392), (496, 63992), (589, 53888), (608, 52204), (842, 37696), (992, 31996), (1178, 26944), (1216, 26102), (1684, 18848), (1984, 15998), (2356, 13472), (2432, 13051), (3368, 9424), (3968, 7999), (4712, 6736)]