129220169900

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{13321667}}^1$

素因数の和:13321778

約数の個数: 36

約数和(自身を含む): 283298591688

約数和(自身を除く): 154078421788

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 388, 485, 970, 1940, 2425, 4850, 9700, 13321667, 26643334, 53286668, 66608335, 133216670, 266433340, 333041675, 666083350, 1292201699, 1332166700, 2584403398, 5168806796, 6461008495, 12922016990, 25844033980, 32305042475, 64610084950, 129220169900]

約数ペア:

[(1, 129220169900), (2, 64610084950), (4, 32305042475), (5, 25844033980), (10, 12922016990), (20, 6461008495), (25, 5168806796), (50, 2584403398), (97, 1332166700), (100, 1292201699), (194, 666083350), (388, 333041675), (485, 266433340), (970, 133216670), (1940, 66608335), (2425, 53286668), (4850, 26643334), (9700, 13321667)]