80619964

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{1801}}^1$

素因数の和:1874

約数の個数: 36

約数和(自身を含む): 153789888

約数和(自身を除く): 73169924

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 361, 589, 722, 1178, 1444, 1801, 2356, 3602, 7204, 11191, 22382, 34219, 44764, 55831, 68438, 111662, 136876, 223324, 650161, 1060789, 1300322, 2121578, 2600644, 4243156, 20154991, 40309982, 80619964]

約数ペア:

[(1, 80619964), (2, 40309982), (4, 20154991), (19, 4243156), (31, 2600644), (38, 2121578), (62, 1300322), (76, 1060789), (124, 650161), (361, 223324), (589, 136876), (722, 111662), (1178, 68438), (1444, 55831), (1801, 44764), (2356, 34219), (3602, 22382), (7204, 11191)]