780850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:139

約数の個数: 48

約数和(自身を含む): 1749888

約数和(自身を除く): 969038

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 35, 46, 50, 70, 97, 115, 161, 175, 194, 230, 322, 350, 485, 575, 679, 805, 970, 1150, 1358, 1610, 2231, 2425, 3395, 4025, 4462, 4850, 6790, 8050, 11155, 15617, 16975, 22310, 31234, 33950, 55775, 78085, 111550, 156170, 390425, 780850]

約数ペア:

[(1, 780850), (2, 390425), (5, 156170), (7, 111550), (10, 78085), (14, 55775), (23, 33950), (25, 31234), (35, 22310), (46, 16975), (50, 15617), (70, 11155), (97, 8050), (115, 6790), (161, 4850), (175, 4462), (194, 4025), (230, 3395), (322, 2425), (350, 2231), (485, 1610), (575, 1358), (679, 1150), (805, 970)]