20099691900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{160669}}^1$

素因数の和:160828

約数の個数: 108

約数和(自身を含む): 63455009800

約数和(自身を除く): 43355317900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 139, 150, 180, 225, 278, 300, 417, 450, 556, 695, 834, 900, 1251, 1390, 1668, 2085, 2502, 2780, 3475, 4170, 5004, 6255, 6950, 8340, 10425, 12510, 13900, 20850, 25020, 31275, 41700, 62550, 125100, 160669, 321338, 482007, 642676, 803345, 964014, 1446021, 1606690, 1928028, 2410035, 2892042, 3213380, 4016725, 4820070, 5784084, 7230105, 8033450, 9640140, 12050175, 14460210, 16066900, 22332991, 24100350, 28920420, 36150525, 44665982, 48200700, 66998973, 72301050, 89331964, 111664955, 133997946, 144602100, 200996919, 223329910, 267995892, 334994865, 401993838, 446659820, 558324775, 669989730, 803987676, 1004984595, 1116649550, 1339979460, 1674974325, 2009969190, 2233299100, 3349948650, 4019938380, 5024922975, 6699897300, 10049845950, 20099691900]

約数ペア:

[(1, 20099691900), (2, 10049845950), (3, 6699897300), (4, 5024922975), (5, 4019938380), (6, 3349948650), (9, 2233299100), (10, 2009969190), (12, 1674974325), (15, 1339979460), (18, 1116649550), (20, 1004984595), (25, 803987676), (30, 669989730), (36, 558324775), (45, 446659820), (50, 401993838), (60, 334994865), (75, 267995892), (90, 223329910), (100, 200996919), (139, 144602100), (150, 133997946), (180, 111664955), (225, 89331964), (278, 72301050), (300, 66998973), (417, 48200700), (450, 44665982), (556, 36150525), (695, 28920420), (834, 24100350), (900, 22332991), (1251, 16066900), (1390, 14460210), (1668, 12050175), (2085, 9640140), (2502, 8033450), (2780, 7230105), (3475, 5784084), (4170, 4820070), (5004, 4016725), (6255, 3213380), (6950, 2892042), (8340, 2410035), (10425, 1928028), (12510, 1606690), (13900, 1446021), (20850, 964014), (25020, 803345), (31275, 642676), (41700, 482007), (62550, 321338), (125100, 160669)]