129834640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{983}}^1$

素因数の和:1136

約数の個数: 80

約数和(自身を含む): 327979008

約数和(自身を除く): 198144368

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 127, 130, 208, 254, 260, 508, 520, 635, 983, 1016, 1040, 1270, 1651, 1966, 2032, 2540, 3302, 3932, 4915, 5080, 6604, 7864, 8255, 9830, 10160, 12779, 13208, 15728, 16510, 19660, 25558, 26416, 33020, 39320, 51116, 63895, 66040, 78640, 102232, 124841, 127790, 132080, 204464, 249682, 255580, 499364, 511160, 624205, 998728, 1022320, 1248410, 1622933, 1997456, 2496820, 3245866, 4993640, 6491732, 8114665, 9987280, 12983464, 16229330, 25966928, 32458660, 64917320, 129834640]

約数ペア:

[(1, 129834640), (2, 64917320), (4, 32458660), (5, 25966928), (8, 16229330), (10, 12983464), (13, 9987280), (16, 8114665), (20, 6491732), (26, 4993640), (40, 3245866), (52, 2496820), (65, 1997456), (80, 1622933), (104, 1248410), (127, 1022320), (130, 998728), (208, 624205), (254, 511160), (260, 499364), (508, 255580), (520, 249682), (635, 204464), (983, 132080), (1016, 127790), (1040, 124841), (1270, 102232), (1651, 78640), (1966, 66040), (2032, 63895), (2540, 51116), (3302, 39320), (3932, 33020), (4915, 26416), (5080, 25558), (6604, 19660), (7864, 16510), (8255, 15728), (9830, 13208), (10160, 12779)]