90871196

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 175891968

約数和(自身を除く): 85020772

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 151, 163, 284, 302, 326, 604, 652, 923, 1846, 1963, 2119, 3692, 3926, 4238, 7852, 8476, 10721, 11573, 21442, 23146, 24613, 42884, 46292, 49226, 98452, 139373, 150449, 278746, 300898, 319969, 557492, 601796, 639938, 1279876, 1747523, 3495046, 6990092, 22717799, 45435598, 90871196]

約数ペア:

[(1, 90871196), (2, 45435598), (4, 22717799), (13, 6990092), (26, 3495046), (52, 1747523), (71, 1279876), (142, 639938), (151, 601796), (163, 557492), (284, 319969), (302, 300898), (326, 278746), (604, 150449), (652, 139373), (923, 98452), (1846, 49226), (1963, 46292), (2119, 42884), (3692, 24613), (3926, 23146), (4238, 21442), (7852, 11573), (8476, 10721)]