78924680

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{179}}^1$

素因数の和:414

約数の個数: 64

約数和(自身を含む): 182217600

約数和(自身を除く): 103292920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 151, 179, 292, 302, 358, 365, 584, 604, 716, 730, 755, 895, 1208, 1432, 1460, 1510, 1790, 2920, 3020, 3580, 6040, 7160, 11023, 13067, 22046, 26134, 27029, 44092, 52268, 54058, 55115, 65335, 88184, 104536, 108116, 110230, 130670, 135145, 216232, 220460, 261340, 270290, 440920, 522680, 540580, 1081160, 1973117, 3946234, 7892468, 9865585, 15784936, 19731170, 39462340, 78924680]

約数ペア:

[(1, 78924680), (2, 39462340), (4, 19731170), (5, 15784936), (8, 9865585), (10, 7892468), (20, 3946234), (40, 1973117), (73, 1081160), (146, 540580), (151, 522680), (179, 440920), (292, 270290), (302, 261340), (358, 220460), (365, 216232), (584, 135145), (604, 130670), (716, 110230), (730, 108116), (755, 104536), (895, 88184), (1208, 65335), (1432, 55115), (1460, 54058), (1510, 52268), (1790, 44092), (2920, 27029), (3020, 26134), (3580, 22046), (6040, 13067), (7160, 11023)]