201950810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1249}}^1$

素因数の和:1335

約数の個数: 64

約数和(自身を含む): 410400000

約数和(自身を除く): 208449190

約数列:

[1, 2, 5, 10, 19, 23, 37, 38, 46, 74, 95, 115, 185, 190, 230, 370, 437, 703, 851, 874, 1249, 1406, 1702, 2185, 2498, 3515, 4255, 4370, 6245, 7030, 8510, 12490, 16169, 23731, 28727, 32338, 46213, 47462, 57454, 80845, 92426, 118655, 143635, 161690, 231065, 237310, 287270, 462130, 545813, 878047, 1062899, 1091626, 1756094, 2125798, 2729065, 4390235, 5314495, 5458130, 8780470, 10628990, 20195081, 40390162, 100975405, 201950810]

約数ペア:

[(1, 201950810), (2, 100975405), (5, 40390162), (10, 20195081), (19, 10628990), (23, 8780470), (37, 5458130), (38, 5314495), (46, 4390235), (74, 2729065), (95, 2125798), (115, 1756094), (185, 1091626), (190, 1062899), (230, 878047), (370, 545813), (437, 462130), (703, 287270), (851, 237310), (874, 231065), (1249, 161690), (1406, 143635), (1702, 118655), (2185, 92426), (2498, 80845), (3515, 57454), (4255, 47462), (4370, 46213), (6245, 32338), (7030, 28727), (8510, 23731), (12490, 16169)]