202489768

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{347}}^1$

素因数の和:578

約数の個数: 64

約数和(自身を含む): 425617920

約数和(自身を除く): 223128152

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 181, 248, 347, 362, 403, 694, 724, 806, 1388, 1448, 1612, 2353, 2776, 3224, 4511, 4706, 5611, 9022, 9412, 10757, 11222, 18044, 18824, 21514, 22444, 36088, 43028, 44888, 62807, 72943, 86056, 125614, 139841, 145886, 251228, 279682, 291772, 502456, 559364, 583544, 816491, 1118728, 1632982, 1947017, 3265964, 3894034, 6531928, 7788068, 15576136, 25311221, 50622442, 101244884, 202489768]

約数ペア:

[(1, 202489768), (2, 101244884), (4, 50622442), (8, 25311221), (13, 15576136), (26, 7788068), (31, 6531928), (52, 3894034), (62, 3265964), (104, 1947017), (124, 1632982), (181, 1118728), (248, 816491), (347, 583544), (362, 559364), (403, 502456), (694, 291772), (724, 279682), (806, 251228), (1388, 145886), (1448, 139841), (1612, 125614), (2353, 86056), (2776, 72943), (3224, 62807), (4511, 44888), (4706, 43028), (5611, 36088), (9022, 22444), (9412, 21514), (10757, 18824), (11222, 18044)]