49390040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{223}}^1$

素因数の和:361

約数の個数: 96

約数和(自身を含む): 130999680

約数和(自身を除く): 81609640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 113, 140, 196, 223, 226, 245, 280, 392, 446, 452, 490, 565, 791, 892, 904, 980, 1115, 1130, 1561, 1582, 1784, 1960, 2230, 2260, 3122, 3164, 3955, 4460, 4520, 5537, 6244, 6328, 7805, 7910, 8920, 10927, 11074, 12488, 15610, 15820, 21854, 22148, 25199, 27685, 31220, 31640, 43708, 44296, 50398, 54635, 55370, 62440, 87416, 100796, 109270, 110740, 125995, 176393, 201592, 218540, 221480, 251990, 352786, 437080, 503980, 705572, 881965, 1007960, 1234751, 1411144, 1763930, 2469502, 3527860, 4939004, 6173755, 7055720, 9878008, 12347510, 24695020, 49390040]

約数ペア:

[(1, 49390040), (2, 24695020), (4, 12347510), (5, 9878008), (7, 7055720), (8, 6173755), (10, 4939004), (14, 3527860), (20, 2469502), (28, 1763930), (35, 1411144), (40, 1234751), (49, 1007960), (56, 881965), (70, 705572), (98, 503980), (113, 437080), (140, 352786), (196, 251990), (223, 221480), (226, 218540), (245, 201592), (280, 176393), (392, 125995), (446, 110740), (452, 109270), (490, 100796), (565, 87416), (791, 62440), (892, 55370), (904, 54635), (980, 50398), (1115, 44296), (1130, 43708), (1561, 31640), (1582, 31220), (1784, 27685), (1960, 25199), (2230, 22148), (2260, 21854), (3122, 15820), (3164, 15610), (3955, 12488), (4460, 11074), (4520, 10927), (5537, 8920), (6244, 7910), (6328, 7805)]