77951756

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 148646400

約数和(自身を除く): 70694644

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 139, 157, 188, 278, 314, 556, 628, 893, 1786, 2641, 2983, 3572, 5282, 5966, 6533, 7379, 10564, 11932, 13066, 14758, 21823, 26132, 29516, 43646, 87292, 124127, 140201, 248254, 280402, 414637, 496508, 560804, 829274, 1025681, 1658548, 2051362, 4102724, 19487939, 38975878, 77951756]

約数ペア:

[(1, 77951756), (2, 38975878), (4, 19487939), (19, 4102724), (38, 2051362), (47, 1658548), (76, 1025681), (94, 829274), (139, 560804), (157, 496508), (188, 414637), (278, 280402), (314, 248254), (556, 140201), (628, 124127), (893, 87292), (1786, 43646), (2641, 29516), (2983, 26132), (3572, 21823), (5282, 14758), (5966, 13066), (6533, 11932), (7379, 10564)]