136326640

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{467}}^1$

素因数の和:610

約数の個数: 80

約数和(自身を含む): 329041440

約数和(自身を除く): 192714800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 89, 164, 178, 205, 328, 356, 410, 445, 467, 656, 712, 820, 890, 934, 1424, 1640, 1780, 1868, 2335, 3280, 3560, 3649, 3736, 4670, 7120, 7298, 7472, 9340, 14596, 18245, 18680, 19147, 29192, 36490, 37360, 38294, 41563, 58384, 72980, 76588, 83126, 95735, 145960, 153176, 166252, 191470, 207815, 291920, 306352, 332504, 382940, 415630, 665008, 765880, 831260, 1531760, 1662520, 1704083, 3325040, 3408166, 6816332, 8520415, 13632664, 17040830, 27265328, 34081660, 68163320, 136326640]

約数ペア:

[(1, 136326640), (2, 68163320), (4, 34081660), (5, 27265328), (8, 17040830), (10, 13632664), (16, 8520415), (20, 6816332), (40, 3408166), (41, 3325040), (80, 1704083), (82, 1662520), (89, 1531760), (164, 831260), (178, 765880), (205, 665008), (328, 415630), (356, 382940), (410, 332504), (445, 306352), (467, 291920), (656, 207815), (712, 191470), (820, 166252), (890, 153176), (934, 145960), (1424, 95735), (1640, 83126), (1780, 76588), (1868, 72980), (2335, 58384), (3280, 41563), (3560, 38294), (3649, 37360), (3736, 36490), (4670, 29192), (7120, 19147), (7298, 18680), (7472, 18245), (9340, 14596)]