275560550

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1279}}^1$

素因数の和:1461

約数の個数: 48

約数和(自身を含む): 533299200

約数和(自身を除く): 257738650

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 139, 155, 278, 310, 695, 775, 1279, 1390, 1550, 2558, 3475, 4309, 6395, 6950, 8618, 12790, 21545, 31975, 39649, 43090, 63950, 79298, 107725, 177781, 198245, 215450, 355562, 396490, 888905, 991225, 1777810, 1982450, 4444525, 5511211, 8889050, 11022422, 27556055, 55112110, 137780275, 275560550]

約数ペア:

[(1, 275560550), (2, 137780275), (5, 55112110), (10, 27556055), (25, 11022422), (31, 8889050), (50, 5511211), (62, 4444525), (139, 1982450), (155, 1777810), (278, 991225), (310, 888905), (695, 396490), (775, 355562), (1279, 215450), (1390, 198245), (1550, 177781), (2558, 107725), (3475, 79298), (4309, 63950), (6395, 43090), (6950, 39649), (8618, 31975), (12790, 21545)]