56425980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{72341}}^1$

素因数の和:72366

約数の個数: 48

約数和(自身を含む): 170148384

約数和(自身を除く): 113722404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 72341, 144682, 217023, 289364, 361705, 434046, 723410, 868092, 940433, 1085115, 1446820, 1880866, 2170230, 2821299, 3761732, 4340460, 4702165, 5642598, 9404330, 11285196, 14106495, 18808660, 28212990, 56425980]

約数ペア:

[(1, 56425980), (2, 28212990), (3, 18808660), (4, 14106495), (5, 11285196), (6, 9404330), (10, 5642598), (12, 4702165), (13, 4340460), (15, 3761732), (20, 2821299), (26, 2170230), (30, 1880866), (39, 1446820), (52, 1085115), (60, 940433), (65, 868092), (78, 723410), (130, 434046), (156, 361705), (195, 289364), (260, 217023), (390, 144682), (780, 72341)]