67181413820

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{351257}}^1$

素因数の和:351470

約数の個数: 48

約数和(自身を含む): 144105702048

約数和(自身を除く): 76924288228

約数列:

[1, 2, 4, 5, 10, 20, 73, 131, 146, 262, 292, 365, 524, 655, 730, 1310, 1460, 2620, 9563, 19126, 38252, 47815, 95630, 191260, 351257, 702514, 1405028, 1756285, 3512570, 7025140, 25641761, 46014667, 51283522, 92029334, 102567044, 128208805, 184058668, 230073335, 256417610, 460146670, 512835220, 920293340, 3359070691, 6718141382, 13436282764, 16795353455, 33590706910, 67181413820]

約数ペア:

[(1, 67181413820), (2, 33590706910), (4, 16795353455), (5, 13436282764), (10, 6718141382), (20, 3359070691), (73, 920293340), (131, 512835220), (146, 460146670), (262, 256417610), (292, 230073335), (365, 184058668), (524, 128208805), (655, 102567044), (730, 92029334), (1310, 51283522), (1460, 46014667), (2620, 25641761), (9563, 7025140), (19126, 3512570), (38252, 1756285), (47815, 1405028), (95630, 702514), (191260, 351257)]