56277520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1021}}^1$

素因数の和:1100

約数の個数: 80

約数和(自身を含む): 143709552

約数和(自身を除く): 87432032

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 53, 65, 80, 104, 106, 130, 208, 212, 260, 265, 424, 520, 530, 689, 848, 1021, 1040, 1060, 1378, 2042, 2120, 2756, 3445, 4084, 4240, 5105, 5512, 6890, 8168, 10210, 11024, 13273, 13780, 16336, 20420, 26546, 27560, 40840, 53092, 54113, 55120, 66365, 81680, 106184, 108226, 132730, 212368, 216452, 265460, 270565, 432904, 530920, 541130, 703469, 865808, 1061840, 1082260, 1406938, 2164520, 2813876, 3517345, 4329040, 5627752, 7034690, 11255504, 14069380, 28138760, 56277520]

約数ペア:

[(1, 56277520), (2, 28138760), (4, 14069380), (5, 11255504), (8, 7034690), (10, 5627752), (13, 4329040), (16, 3517345), (20, 2813876), (26, 2164520), (40, 1406938), (52, 1082260), (53, 1061840), (65, 865808), (80, 703469), (104, 541130), (106, 530920), (130, 432904), (208, 270565), (212, 265460), (260, 216452), (265, 212368), (424, 132730), (520, 108226), (530, 106184), (689, 81680), (848, 66365), (1021, 55120), (1040, 54113), (1060, 53092), (1378, 40840), (2042, 27560), (2120, 26546), (2756, 20420), (3445, 16336), (4084, 13780), (4240, 13273), (5105, 11024), (5512, 10210), (6890, 8168)]