13376029520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{61403}}^1$

素因数の和:61812

約数の個数: 80

約数和(自身を含む): 35633969280

約数和(自身を除く): 22257939760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 389, 560, 778, 1556, 1945, 2723, 3112, 3890, 5446, 6224, 7780, 10892, 13615, 15560, 21784, 27230, 31120, 43568, 54460, 61403, 108920, 122806, 217840, 245612, 307015, 429821, 491224, 614030, 859642, 982448, 1228060, 1719284, 2149105, 2456120, 3438568, 4298210, 4912240, 6877136, 8596420, 17192840, 23885767, 34385680, 47771534, 95543068, 119428835, 167200369, 191086136, 238857670, 334400738, 382172272, 477715340, 668801476, 836001845, 955430680, 1337602952, 1672003690, 1910861360, 2675205904, 3344007380, 6688014760, 13376029520]

約数ペア:

[(1, 13376029520), (2, 6688014760), (4, 3344007380), (5, 2675205904), (7, 1910861360), (8, 1672003690), (10, 1337602952), (14, 955430680), (16, 836001845), (20, 668801476), (28, 477715340), (35, 382172272), (40, 334400738), (56, 238857670), (70, 191086136), (80, 167200369), (112, 119428835), (140, 95543068), (280, 47771534), (389, 34385680), (560, 23885767), (778, 17192840), (1556, 8596420), (1945, 6877136), (2723, 4912240), (3112, 4298210), (3890, 3438568), (5446, 2456120), (6224, 2149105), (7780, 1719284), (10892, 1228060), (13615, 982448), (15560, 859642), (21784, 614030), (27230, 491224), (31120, 429821), (43568, 307015), (54460, 245612), (61403, 217840), (108920, 122806)]