80736700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3863}}^1$

素因数の和:3907

約数の個数: 72

約数和(自身を含む): 201237120

約数和(自身を除く): 120500420

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 190, 209, 220, 275, 380, 418, 475, 550, 836, 950, 1045, 1100, 1900, 2090, 3863, 4180, 5225, 7726, 10450, 15452, 19315, 20900, 38630, 42493, 73397, 77260, 84986, 96575, 146794, 169972, 193150, 212465, 293588, 366985, 386300, 424930, 733970, 807367, 849860, 1062325, 1467940, 1614734, 1834925, 2124650, 3229468, 3669850, 4036835, 4249300, 7339700, 8073670, 16147340, 20184175, 40368350, 80736700]

約数ペア:

[(1, 80736700), (2, 40368350), (4, 20184175), (5, 16147340), (10, 8073670), (11, 7339700), (19, 4249300), (20, 4036835), (22, 3669850), (25, 3229468), (38, 2124650), (44, 1834925), (50, 1614734), (55, 1467940), (76, 1062325), (95, 849860), (100, 807367), (110, 733970), (190, 424930), (209, 386300), (220, 366985), (275, 293588), (380, 212465), (418, 193150), (475, 169972), (550, 146794), (836, 96575), (950, 84986), (1045, 77260), (1100, 73397), (1900, 42493), (2090, 38630), (3863, 20900), (4180, 19315), (5225, 15452), (7726, 10450)]