163975510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:445

約数の個数: 64

約数和(自身を含む): 327628800

約数和(自身を除く): 163653290

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 157, 190, 230, 239, 314, 437, 478, 785, 874, 1195, 1570, 2185, 2390, 2983, 3611, 4370, 4541, 5497, 5966, 7222, 9082, 10994, 14915, 18055, 22705, 27485, 29830, 36110, 37523, 45410, 54970, 68609, 75046, 104443, 137218, 187615, 208886, 343045, 375230, 522215, 686090, 712937, 863029, 1044430, 1425874, 1726058, 3564685, 4315145, 7129370, 8630290, 16397551, 32795102, 81987755, 163975510]

約数ペア:

[(1, 163975510), (2, 81987755), (5, 32795102), (10, 16397551), (19, 8630290), (23, 7129370), (38, 4315145), (46, 3564685), (95, 1726058), (115, 1425874), (157, 1044430), (190, 863029), (230, 712937), (239, 686090), (314, 522215), (437, 375230), (478, 343045), (785, 208886), (874, 187615), (1195, 137218), (1570, 104443), (2185, 75046), (2390, 68609), (2983, 54970), (3611, 45410), (4370, 37523), (4541, 36110), (5497, 29830), (5966, 27485), (7222, 22705), (9082, 18055), (10994, 14915)]