77493880

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{26539}}^1$

素因数の和:26623

約数の個数: 32

約数和(自身を含む): 176756400

約数和(自身を除く): 99262520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 26539, 53078, 106156, 132695, 212312, 265390, 530780, 1061560, 1937347, 3874694, 7749388, 9686735, 15498776, 19373470, 38746940, 77493880]

約数ペア:

[(1, 77493880), (2, 38746940), (4, 19373470), (5, 15498776), (8, 9686735), (10, 7749388), (20, 3874694), (40, 1937347), (73, 1061560), (146, 530780), (292, 265390), (365, 212312), (584, 132695), (730, 106156), (1460, 53078), (2920, 26539)]