29150920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{263}}^1$

素因数の和:454

約数の個数: 64

約数和(自身を含む): 70139520

約数和(自身を除く): 40988600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 163, 170, 263, 326, 340, 526, 652, 680, 815, 1052, 1304, 1315, 1630, 2104, 2630, 2771, 3260, 4471, 5260, 5542, 6520, 8942, 10520, 11084, 13855, 17884, 22168, 22355, 27710, 35768, 42869, 44710, 55420, 85738, 89420, 110840, 171476, 178840, 214345, 342952, 428690, 728773, 857380, 1457546, 1714760, 2915092, 3643865, 5830184, 7287730, 14575460, 29150920]

約数ペア:

[(1, 29150920), (2, 14575460), (4, 7287730), (5, 5830184), (8, 3643865), (10, 2915092), (17, 1714760), (20, 1457546), (34, 857380), (40, 728773), (68, 428690), (85, 342952), (136, 214345), (163, 178840), (170, 171476), (263, 110840), (326, 89420), (340, 85738), (526, 55420), (652, 44710), (680, 42869), (815, 35768), (1052, 27710), (1304, 22355), (1315, 22168), (1630, 17884), (2104, 13855), (2630, 11084), (2771, 10520), (3260, 8942), (4471, 6520), (5260, 5542)]