97779760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{631}}^1$

素因数の和:806

約数の個数: 80

約数和(自身を含む): 246859200

約数和(自身を除く): 149079440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 149, 208, 260, 298, 520, 596, 631, 745, 1040, 1192, 1262, 1490, 1937, 2384, 2524, 2980, 3155, 3874, 5048, 5960, 6310, 7748, 8203, 9685, 10096, 11920, 12620, 15496, 16406, 19370, 25240, 30992, 32812, 38740, 41015, 50480, 65624, 77480, 82030, 94019, 131248, 154960, 164060, 188038, 328120, 376076, 470095, 656240, 752152, 940190, 1222247, 1504304, 1880380, 2444494, 3760760, 4888988, 6111235, 7521520, 9777976, 12222470, 19555952, 24444940, 48889880, 97779760]

約数ペア:

[(1, 97779760), (2, 48889880), (4, 24444940), (5, 19555952), (8, 12222470), (10, 9777976), (13, 7521520), (16, 6111235), (20, 4888988), (26, 3760760), (40, 2444494), (52, 1880380), (65, 1504304), (80, 1222247), (104, 940190), (130, 752152), (149, 656240), (208, 470095), (260, 376076), (298, 328120), (520, 188038), (596, 164060), (631, 154960), (745, 131248), (1040, 94019), (1192, 82030), (1262, 77480), (1490, 65624), (1937, 50480), (2384, 41015), (2524, 38740), (2980, 32812), (3155, 30992), (3874, 25240), (5048, 19370), (5960, 16406), (6310, 15496), (7748, 12620), (8203, 11920), (9685, 10096)]