121152980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{6563}}^1$

素因数の和:6656

約数の個数: 48

約数和(自身を含む): 277893504

約数和(自身を除く): 156740524

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1420, 1846, 3692, 4615, 6563, 9230, 13126, 18460, 26252, 32815, 65630, 85319, 131260, 170638, 341276, 426595, 465973, 853190, 931946, 1706380, 1863892, 2329865, 4659730, 6057649, 9319460, 12115298, 24230596, 30288245, 60576490, 121152980]

約数ペア:

[(1, 121152980), (2, 60576490), (4, 30288245), (5, 24230596), (10, 12115298), (13, 9319460), (20, 6057649), (26, 4659730), (52, 2329865), (65, 1863892), (71, 1706380), (130, 931946), (142, 853190), (260, 465973), (284, 426595), (355, 341276), (710, 170638), (923, 131260), (1420, 85319), (1846, 65630), (3692, 32815), (4615, 26252), (6563, 18460), (9230, 13126)]