77885964

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1021}}^1$

素因数の和:1207

約数の個数: 72

約数和(自身を含む): 213532592

約数和(自身を除く): 135646628

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 163, 234, 326, 468, 489, 652, 978, 1021, 1467, 1956, 2042, 2119, 2934, 3063, 4084, 4238, 5868, 6126, 6357, 8476, 9189, 12252, 12714, 13273, 18378, 19071, 25428, 26546, 36756, 38142, 39819, 53092, 76284, 79638, 119457, 159276, 166423, 238914, 332846, 477828, 499269, 665692, 998538, 1497807, 1997076, 2163499, 2995614, 4326998, 5991228, 6490497, 8653996, 12980994, 19471491, 25961988, 38942982, 77885964]

約数ペア:

[(1, 77885964), (2, 38942982), (3, 25961988), (4, 19471491), (6, 12980994), (9, 8653996), (12, 6490497), (13, 5991228), (18, 4326998), (26, 2995614), (36, 2163499), (39, 1997076), (52, 1497807), (78, 998538), (117, 665692), (156, 499269), (163, 477828), (234, 332846), (326, 238914), (468, 166423), (489, 159276), (652, 119457), (978, 79638), (1021, 76284), (1467, 53092), (1956, 39819), (2042, 38142), (2119, 36756), (2934, 26546), (3063, 25428), (4084, 19071), (4238, 18378), (5868, 13273), (6126, 12714), (6357, 12252), (8476, 9189)]