88890340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{293}}^1$

素因数の和:517

約数の個数: 96

約数和(自身を含む): 234710784

約数和(自身を除く): 145820444

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 197, 220, 293, 308, 385, 394, 586, 770, 788, 985, 1172, 1379, 1465, 1540, 1970, 2051, 2167, 2758, 2930, 3223, 3940, 4102, 4334, 5516, 5860, 6446, 6895, 8204, 8668, 10255, 10835, 12892, 13790, 15169, 16115, 20510, 21670, 22561, 27580, 30338, 32230, 41020, 43340, 45122, 57721, 60676, 64460, 75845, 90244, 112805, 115442, 151690, 225610, 230884, 288605, 303380, 404047, 451220, 577210, 634931, 808094, 1154420, 1269862, 1616188, 2020235, 2539724, 3174655, 4040470, 4444517, 6349310, 8080940, 8889034, 12698620, 17778068, 22222585, 44445170, 88890340]

約数ペア:

[(1, 88890340), (2, 44445170), (4, 22222585), (5, 17778068), (7, 12698620), (10, 8889034), (11, 8080940), (14, 6349310), (20, 4444517), (22, 4040470), (28, 3174655), (35, 2539724), (44, 2020235), (55, 1616188), (70, 1269862), (77, 1154420), (110, 808094), (140, 634931), (154, 577210), (197, 451220), (220, 404047), (293, 303380), (308, 288605), (385, 230884), (394, 225610), (586, 151690), (770, 115442), (788, 112805), (985, 90244), (1172, 75845), (1379, 64460), (1465, 60676), (1540, 57721), (1970, 45122), (2051, 43340), (2167, 41020), (2758, 32230), (2930, 30338), (3223, 27580), (3940, 22561), (4102, 21670), (4334, 20510), (5516, 16115), (5860, 15169), (6446, 13790), (6895, 12892), (8204, 10835), (8668, 10255)]