177455980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{9613}}^1$

素因数の和:9706

約数の個数: 48

約数和(自身を含む): 407018304

約数和(自身を除く): 229562324

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, 9230, 9613, 18460, 19226, 38452, 48065, 96130, 124969, 192260, 249938, 499876, 624845, 682523, 1249690, 1365046, 2499380, 2730092, 3412615, 6825230, 8872799, 13650460, 17745598, 35491196, 44363995, 88727990, 177455980]

約数ペア:

[(1, 177455980), (2, 88727990), (4, 44363995), (5, 35491196), (10, 17745598), (13, 13650460), (20, 8872799), (26, 6825230), (52, 3412615), (65, 2730092), (71, 2499380), (130, 1365046), (142, 1249690), (260, 682523), (284, 624845), (355, 499876), (710, 249938), (923, 192260), (1420, 124969), (1846, 96130), (3692, 48065), (4615, 38452), (9230, 19226), (9613, 18460)]