1258989856

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{66797}}^1$

素因数の和:66857

約数の個数: 48

約数和(自身を含む): 2693295360

約数和(自身を除く): 1434305504

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 76, 124, 152, 248, 304, 496, 589, 608, 992, 1178, 2356, 4712, 9424, 18848, 66797, 133594, 267188, 534376, 1068752, 1269143, 2070707, 2137504, 2538286, 4141414, 5076572, 8282828, 10153144, 16565656, 20306288, 33131312, 39343433, 40612576, 66262624, 78686866, 157373732, 314747464, 629494928, 1258989856]

約数ペア:

[(1, 1258989856), (2, 629494928), (4, 314747464), (8, 157373732), (16, 78686866), (19, 66262624), (31, 40612576), (32, 39343433), (38, 33131312), (62, 20306288), (76, 16565656), (124, 10153144), (152, 8282828), (248, 5076572), (304, 4141414), (496, 2538286), (589, 2137504), (608, 2070707), (992, 1269143), (1178, 1068752), (2356, 534376), (4712, 267188), (9424, 133594), (18848, 66797)]