49981140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{25243}}^1$

素因数の和:25269

約数の個数: 72

約数和(自身を含む): 165398688

約数和(自身を除く): 115417548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 25243, 50486, 75729, 100972, 126215, 151458, 227187, 252430, 277673, 302916, 378645, 454374, 504860, 555346, 757290, 833019, 908748, 1110692, 1135935, 1388365, 1514580, 1666038, 2271870, 2499057, 2776730, 3332076, 4165095, 4543740, 4998114, 5553460, 8330190, 9996228, 12495285, 16660380, 24990570, 49981140]

約数ペア:

[(1, 49981140), (2, 24990570), (3, 16660380), (4, 12495285), (5, 9996228), (6, 8330190), (9, 5553460), (10, 4998114), (11, 4543740), (12, 4165095), (15, 3332076), (18, 2776730), (20, 2499057), (22, 2271870), (30, 1666038), (33, 1514580), (36, 1388365), (44, 1135935), (45, 1110692), (55, 908748), (60, 833019), (66, 757290), (90, 555346), (99, 504860), (110, 454374), (132, 378645), (165, 302916), (180, 277673), (198, 252430), (220, 227187), (330, 151458), (396, 126215), (495, 100972), (660, 75729), (990, 50486), (1980, 25243)]