401375892788

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1451}}^1\times {\mathrm{59771}}^1$

素因数の和:61328

約数の個数: 48

約数和(自身を含む): 765478486080

約数和(自身を除く): 364102593292

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 1451, 2314, 2902, 4628, 5804, 18863, 37726, 59771, 75452, 119542, 129139, 239084, 258278, 516556, 777023, 1554046, 1678807, 3108092, 3357614, 5319619, 6715228, 10639238, 21278476, 69155047, 86727721, 138310094, 173455442, 276620188, 346910884, 1127460373, 2254920746, 4509841492, 7718767169, 15437534338, 30875068676, 100343973197, 200687946394, 401375892788]

約数ペア:

[(1, 401375892788), (2, 200687946394), (4, 100343973197), (13, 30875068676), (26, 15437534338), (52, 7718767169), (89, 4509841492), (178, 2254920746), (356, 1127460373), (1157, 346910884), (1451, 276620188), (2314, 173455442), (2902, 138310094), (4628, 86727721), (5804, 69155047), (18863, 21278476), (37726, 10639238), (59771, 6715228), (75452, 5319619), (119542, 3357614), (129139, 3108092), (239084, 1678807), (258278, 1554046), (516556, 777023)]